Answer:
d) motivation that comes from an internal desire to do something for the sake of doing it
Step-by-step explanation:
Meets the requirements for self-determination and mastery. When such requirements are met, individuals are free to pursue more engaging pursuits. The most fun things to do are the ones that push you just enough. People's internal mental maps of the world's causal relationships come into play throughout these pursuits. Feelings of joy and contentment are common among those who are intrinsically motivated.