Which of the Following Best Summarises the Relationship Between Goal

Which of the following best summarises the relationship between goal setting and need for achievement findings?

A) They are very similar theories.
B) They are incompatible theories but there is no empirical research to support either claim.
C) Difficult goals are still recommended for most people because only 10 to 20 per cent of people are high achievers.
D) Goal setting is not needed with high achievers.
E) Goal setting is superior because it recommends setting difficult goals.