A college professor wants to find if students in the U.S. colleges will find the new textbook that he has written to be useful and interesting. He decides to sample all marketing majors at the school he teaches. He believes that this group of students will be representative of the U.S. college student population. His method of sampling is most probably:

OXO's television commercials show large, extended families bonding around their kitchen gadgets as they prepare Thanksgiving dinner together. Using Maslow's framework, which basic human need does this approach appeal to?

A. Safety needs B. Physiological needs C. Esteem needs D. Social needs

This is a 1789 law permitting foreign citizens to litigate alleged violations of international law in U.S. federal district courts.

A. The Alien Tort Claims Act B. The Sherman Antitrust Act C. The Foreign Exchange Regulation Act D. The Sarbanes-Oxley Act