Answer:
The correct answer is : A.
Missing information
a. Thomas is part of a different economy and workforce than his grandfather so his experiences are different.
b. Thomas is not putting out enough effort so he is less successful than his grandfather.
c. Engineering is less important than it used to be.
d. Thomas probably interviews poorly.
Step-by-step explanation:
Thomas belongs to a different generation, so the economic conditions and the workforce are totally different from what his past relatives lived. There are generational differences that make him act in a different way because society and the employment's new requirements demand another type of knowledge and skills.