Name the MGM executive who bought stock in a rival studio, triggering a Justice Department antitrust suit that defined 1980s Hollywood in the era of deregulation.

A) Herbert Allen
B) Ronald Reagan
C) Mark Fowler
D) Kirk Kerkorian

The economic foundation of Mesoamerican Mexico was which of the following?

A) Production of ceramics
B) Cultivation of wheat
C) Cultivation of maize (corn)
D) Exploitation of metal technology