Answer:
A.
Explanation:
Intrinsic motivation has to do with the internal drive of a person to do a thing to get internal rewards for his work.
Therefore, option A shows an intrinsic motivation as it is said that he traveled to Mexico to learn about his family history.
The other choices are all extrinsic motivation because it is what they would gain externally such as making their parents happy, earning money, receiving a pie
With this in mind, the correct answer is option A
