Read the following passage...

Câu hỏi: Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 45 to 54.

A. A tool to assist in making complex decisions. 

B. A comparison of actual decisions and ideal decisions

C. Research on how people make decisions

D. Differences between long-range and short-range decision making