Title: Culture of Afghanistan
Content:  Dari and Pashto are both the official languages of Afghanistan, although Dari (Afghan Persian) serves as the lingua franca for the majority. People in the northern and central areas of the country usually speak Persian/Dari, while those living in the south and east speak Pashto. Afghans living in the western regions of Afghanistan speak both Dari and Pashto. Most citizens are fluent in both languages, especially those living in major cities where the population is multi-ethnic. Several other languages are spoken in their own regions, which includes Uzbek, Turkmen and Balochi. English is gradually becoming popular among the young generation. There are smaller number of Afghans who can understand Russian, mainly among the northern Tajik, Uzbek and Turkmen groups.
Title: Demographics of Afghanistan
Content:  Dari and Pashto are both the official languages of Afghanistan. Uzbek and Turkmen are spoken as native languages in northern provinces, mainly among the Uzbeks and Turkmens. Smaller number of Afghans are also fluent in English, Urdu, Balochi, Arabic and other languages. An approximate distribution of languages spoken in the country is shown in the chart below: Based on information from the latest national opinion polls, up to 51% stated that they can speak or understand Pashto and up to 79% stated that they can speak or understand Dari. Uzbek was spoken or understood by up to 11% and Turkmen by up to 7%. Other languages that can be spoken are Arabic (4%) and Balochi (2%).
Title: Official multilingualism
Content:  Afghanistan uses Dari (or Afghan Persian) and Pashto as official languages. Many citizens are bilingual. These two languages account for 85% of Afghanis' native tongues.
Title: Afghanistan
Content:  most widely spoken languages; shares sum to more than 100% because there is much bilingualism in the country and because respondents were allowed to select more than one language.There are a number of smaller regional languages, including Uzbek, Turkmen, Balochi, Pashayi, and Nuristani. When it comes to foreign languages among the populace, many are able to speak or understand Hindustani (Urdu-Hindi), partly due to returning Afghan refugees from Pakistan and the popularity of Bollywood films respectively. English is also understood by some of the population, and has been gaining popularity as of the 2000s. Some Afghans retain some ability in Russian, which was taught in public schools during the 1980s.
Title: Languages of Afghanistan
Content:  The Persian or Dari language functions as the nation's lingua franca and is the native tongue of several of Afghanistan's ethnic groups including the Tajiks, Hazaras and Aimaqs. Pashto is the native tongue of the Pashtuns, the dominant ethnic group in Afghanistan. Due to Afghanistan's multi-ethnic character, multilingualism is a common phenomenon. The exact figures about the size and composition of the various ethnolinguistic groups are unavailable since no systematic census has been held in Afghanistan in decades. The table below displays the major languages spoken in Afghanistan per sample statistics: A sizeable population in Afghanistan, especially in Kabul, can also speak and understand Hindustani due to the popularity and influence of Bollywood films and songs in the region.
Title: Demographics of Afghanistan
Content:  languages of the country. Dari functions as the inter-ethnic lingua franca for the vast majority. Pashto is widely used in the regions south of the Hindu Kush mountains and as far as the Indus River in neighboring Pakistan, it is the language with the most native speakers in Afghanistan. Uzbek and Turkmen are smaller languages spoken in parts of the north. Multilingualism is common throughout the country, especially in the major cities. Up to 89.7% of the population practices Sunni Islam and belongs to the Hanafi Islamic law school, while 10–15% are followers of Shia Islam; the majority of whom belong to the Twelver branch, with smaller numbers of Ismailis. The remaining 0.3% practice other religions such as Sikhism and Hinduism. Excluding urban populations in the principal cities, most people are organized into tribal and other kinship-based groups, who follow their own traditional customs.
Title: Languages in censuses
Content:  Pashto and Dari (Persian) are the official languages of Afghanistan; bilingualism is very common. Both are Indo-European languages from the Iranian languages sub-family. Dari has always been the prestige language and a lingua franca for inter-ethnic communication. It is the native tongue of the Tajiks, Hazaras, Aimaks, and Kizilbash. Pashto is the native tongue of the Pashtuns, although many Pashtuns often use Dari and some non-Pashtuns are fluent in Pashto. Other languages, including Uzbek, Arabic, Turkmen, Balochi, Pashayi, and Nuristani languages (Ashkunu, Kamkata-viri, Vasi-vari, Tregami, and Kalasha-ala), are the native tongues of minority groups across the country and have official status in the regions where they are widely spoken. Minor languages also include Pamiri (Shughni, Munji, Ishkashimi, and Wakhi), Brahui, Hindko, and Kyrgyz. A small percentage of Afghans are also fluent in Urdu, English and other languages.
Title: Languages of Afghanistan
Content:  The official languages of the country are Dari and Pashto, as established by the 1964 Constitution of Afghanistan. Dari is the most widely spoken language of Afghanistan's official languages and acts as a lingua franca for the country. In 1980, other regional languages were granted official status in the regions where they are the language of the majority. This policy was codified in the 2004 Afghan Constitution, which established Uzbek, Turkmen, Balochi, Pashayi, Nuristani and Pamiri as a third official language in areas where they are spoken by a majority of the population.
Title: Afghan Australians
Content:  Most Afghan Australians are fluent in English and their native Afghan languages such as Dari, Pashto, and Hazaragi (see Languages of Afghanistan).
Title: Languages of Afghanistan
Content:  Afghanistan is a multilingual country in which two languages – Pashto and Dari – are both official and most widely spoken. Dari is the official name of the variety of Persian language spoken in Afghanistan. It is often referred to as the Afghan Persian. Although still widely known as Farsi (Persian: فارسی; "Persian") to its native speakers, the name was officially changed to Dari in 1964 by the Afghan government. Dari has been the preferred language of government for centuries, despite the domination of politics by Pashtuns, whose native language is Pashto. According to CIA World Factbook, Dari Persian is spoken by 78% (L1 + L2) and functions as the lingua franca, while Pashto is spoken by 35%, Uzbek 10%, English 5%, Turkmen 2%, Urdu 2%, Pashayi 1%, Nuristani 1%, Arabic 1%, and Balochi 1% 

Question: what language do most people speak in afghanistan?
Answer: Pashto language.