Which of the Following Statements Is Not Correct About the Following

Which of the following statements is not correct about the following motivation theories?

A) Equity theory explains comparisons people make with others and why people might or might not feel fairly treated.
B) McClelland's achievement motivation theory describes the role of a single need in shaping and directing behavior.
C) Expectancy theory describes how people can choose among several courses of action.
D) Goal-setting theory explains how goals affect people's behavior and performance.