Jacob, an 18-Year-Old, Has Been Working at HoldVille Corp

Jacob, an 18-year-old, has been working at HoldVille Corp.for over a year.If HoldVille offers full vesting after one year, which of the following statements is true?

A) Jacob is eligible for full pension as he has worked for over a year at HoldVille.
B) Jacob is not eligible for pension as he is not over 21.
C) Jacob is eligible for 20 percent of his pension if he has dependents.
D) Jacob is not eligible for a pension if he quits of his own volition.