Extract the answer to the question from the following context. Question: What is notable about the irrigation system used by Punjab's farms? Context: Despite its tropical wet and dry climate, extensive irrigation makes it a rich agricultural region. Its canal-irrigation system established by the British is the largest in the world. Wheat and cotton are the largest crops. Other crops include rice, sugarcane, millet, corn, oilseeds, pulses, vegetables, and fruits such as kinoo. Livestock and poultry production are also important. Despite past animosities, the rural masses in Punjab's farms continue to use the Hindu calendar for planting and harvesting.
Ans: the largest in the world

Extract the answer to the question from the following context. Question: Metromover and Metrorail are both types of public what? Context: Miami's heavy-rail rapid transit system, Metrorail, is an elevated system comprising two lines and 23 stations on a 24.4-mile (39.3 km)-long line. Metrorail connects the urban western suburbs of Hialeah, Medley, and inner-city Miami with suburban The Roads, Coconut Grove, Coral Gables, South Miami and urban Kendall via the central business districts of Miami International Airport, the Civic Center, and Downtown. A free, elevated people mover, Metromover, operates 21 stations on three different lines in greater Downtown Miami, with a station at roughly every two blocks of Downtown and Brickell. Several expansion projects are being funded by a transit development sales tax surcharge throughout Miami-Dade County.
Ans: transit

Extract the answer to the question from the following context. Question: A central place in sociocultural anthropology was occupied by what? Context: Sociocultural anthropology has been heavily influenced by structuralist and postmodern theories, as well as a shift toward the analysis of modern societies. During the 1970s and 1990s, there was an epistemological shift away from the positivist traditions that had largely informed the discipline.[page needed] During this shift, enduring questions about the nature and production of knowledge came to occupy a central place in cultural and social anthropology. In contrast, archaeology and biological anthropology remained largely positivist. Due to this difference in epistemology, the four sub-fields of anthropology have lacked cohesion over the last several decades.
Ans: questions about the nature and production of knowledge came

Extract the answer to the question from the following context. Question: The leader of what company has said good things about Israel's education system? Context: Education in Israel is highly valued in the national culture with its historical values dating back to Ancient Israel and was viewed as one fundamental blocks of ancient Israelite life. Israeli culture views higher education as the key to higher mobility and socioeconomic status in Israeli society. The emphasis of education within Israeli society goes to the gulf within the Jewish diaspora from the Renaissance and Enlightenment Movement all the way to the roots of Zionism in the 1880s. Jewish communities in the Levant were the first to introduce compulsory education for which the organized community, not less than the parents, was responsible for the education of the next generation of Jews. With contemporary Jewish culture's strong emphasis, promotion of scholarship and learning and the strong propensity to promote cultivation of intellectual pursuits as well as the nations high university educational attainment rate exemplifies how highly Israeli society values higher education. The Israeli education system has been praised for various reasons, including its high quality and its major role in spurring Israel's economic development and technological boom. Many international business leaders and organizations such as Microsoft founder Bill Gates have praised Israel for its high quality of education in helping spur Israel's economic development. In 2012, the country ranked second among OECD countries (tied with Japan and after Canada) for the percentage of 25- to 64-year-olds that have attained tertiary education with 46 percent compared with the OECD average of 32 percent. In addition, nearly twice as many Israelis aged 5564 held a higher education degree compared to other OECD countries, with 47 percent holding an academic degree compared with the OECD average of 25%. In 2012, the country ranked third in the world in the number of academic degrees per capita (20 percent of the population).
Ans: Microsoft