In "president cleveland, where are you? " why doesn't jerry contribute as much as he can to his father's birthday present fund?

a.
he wants to use some of his money to buy more cowboy cards.

b.
he knows that none of his other siblings have contributed money.

c.
he has already bought his father a present on his own.

d.
he is angry with his father because his father told him to stop collecting cards.