Problem: Arnold Schwarzenegger:

Schwarzenegger's breakthrough film was the sword-and-sorcery epic Conan the Barbarian in 1982, which was a box-office hit. This was followed by a sequel, Conan the Destroyer, in 1984, although it was not as successful as its predecessor. In 1983, Schwarzenegger starred in the promotional video, Carnival in Rio. In 1984, he made his first appearance as the eponymous character, and what some would say was his acting career's signature role, in James Cameron's science fiction thriller film The Terminator. Following this, Schwarzenegger made Red Sonja in 1985.

What year was the first Terminator movie released?
---
A: 1984

Problem: Boston:

Other important industries are financial services, especially mutual funds and insurance. Boston-based Fidelity Investments helped popularize the mutual fund in the 1980s and has made Boston one of the top financial cities in the United States. The city is home to the headquarters of Santander Bank, and Boston is a center for venture capital firms. State Street Corporation, which specializes in asset management and custody services, is based in the city. Boston is a printing and publishing center Houghton Mifflin Harcourt is headquartered within the city, along with Bedford-St. Martin's Press and Beacon Press. Pearson PLC publishing units also employ several hundred people in Boston. The city is home to three major convention centersthe Hynes Convention Center in the Back Bay, and the Seaport World Trade Center and Boston Convention and Exhibition Center on the South Boston waterfront. The General Electric Corporation announced in January 2016 its decision to move the company's global headquarters to the Seaport District in Boston, from Fairfield, Connecticut, citing factors including Boston's preeminence in the realm of higher education.

What Boston investment firm helped make mutual funds popular in the 1980's?
---
A: Fidelity Investments

Problem: United Nations Population Fund:

The UNFPA supports programs in more than 150 countries, territories and areas spread across four geographic regions: Arab States and Europe, Asia and the Pacific, Latin America and the Caribbean, and sub-Saharan Africa. Around three quarters of the staff work in the field. It is a member of the United Nations Development Group and part of its Executive Committee.

About what fraction of UNFPA's staff do field work?
---
A: three quarters

Problem: Hunter-gatherer:

Hunting and gathering was humanity's first and most successful adaptation, occupying at least 90 percent of human history. Following the invention of agriculture, hunter-gatherers have been displaced or conquered by farming or pastoralist groups in most parts of the world.

What stopped the widespread use of hunting and gathering?
---
A:
invention of agriculture