When Boys Are in the Oedipal Stage,according to Freud

When boys are in the Oedipal stage,according to Freud,

A) they are distressed because when they grow up they won't be able to have babies.
B) they are horrified by naked girls,because girls have had their penises cut off.
C) they are distressed to learn that they can never nurse a baby like Mommy can.
D) they do not have a powerful motivation to give up their Oedipal feelings for their mothers.