【单选题】Choose the best statement below of the main point of the text.
A.
an individual that understands the potential rewards that he or she can achieve by completing the assignment will be more likely to complete the assignment than someone that believes the assignment is pointless.
B.
The simplest way for an individual to find a reason to complete a specific task is to understand that there are two actually two types of motivation
C.
if a student could combine intrinsic and extrinsic factors in his learning, he would learn better.
D.
motivation not only helps the individual accomplish tasks more quickly, but helps the individual accomplish more in gnernal than he or whe would normally be able to accomplish.