This task is about reading the given passage and construct a question about the information present in the passage. Construct a question in such a way that (i) it is unambiguous, (ii) it is answerable from the passage, (iii) its answer is unique (iv) its answer is a continuous text span from the paragraph. Avoid creating questions that (i) can be answered correctly without actually understanding the paragraph and (ii) uses same words or phrases given in the passage.

[EX Q]: Advances were made in irrigation and farming, using new technology such as the windmill. Crops such as almonds and citrus fruit were brought to Europe through al-Andalus, and sugar cultivation was gradually adopted by the Europeans. Arab merchants dominated trade in the Indian Ocean until the arrival of the Portuguese in the 16th century. Hormuz was an important center for this trade. There was also a dense network of trade routes in the Mediterranean, along which Muslim countries traded with each other and with European powers such as Venice, Genoa and Catalonia. The Silk Road crossing Central Asia passed through Muslim states between China and Europe.
[EX A]: which crops were brought to europe from the Muslim World?

[EX Q]: The period between 1815 and 1871 saw a large number of revolutionary attempts and independence wars. Balkan nations began to regain independence from the Ottoman Empire. Italy unified into a nation state. The capture of Rome in 1870 ended the Papal temporal power. Rivalry in a scramble for empires spread in what is known as The Age of Empire.
[EX A]: When were there many struggles for independence or overthrowing prevailing governments?

[EX Q]: The Directorate of Operations is responsible for collecting foreign intelligence, mainly from clandestine HUMINT sources, and covert action. The name reflects its role as the coordinator of human intelligence activities among other elements of the wider U.S. intelligence community with their own HUMINT operations. This Directorate was created in an attempt to end years of rivalry over influence, philosophy and budget between the United States Department of Defense (DOD) and the CIA. In spite of this, the Department of Defense recently organized its own global clandestine intelligence service, the Defense Clandestine Service (DCS), under the Defense Intelligence Agency (DIA).
[EX A]:
What office is in charge of collecting foreign intelligence?