A Basic Assumption on Which the Expectancy Theory Is Based

A basic assumption on which the expectancy theory is based on is that:

A) behavior is determined by a combination of forces in the individual and in the environment.
B) people do not make decisions about their own behaviors in organizations.
C) different people have the same type of needs, desires, and goals.
D) people make choices based on the extent to which a given behavior will lead to undesired outcomes.
E) people are motivated to seek social equity in the rewards they achieve for performance.