How Did Erikson Part Company with Freud on the Issues

How did Erikson part company with Freud on the issues of the boy's "falling for his mother"?

A) He felt that the boy actually "falls for" his father.
B) He believed that the boy "falls for" a females sibling, or, lacking one, for a female relative such as an aunt.
C) Hhe believed that the boy never "falls for" his mother at all, in the possessive sense.
D) The main reason the boy "falls for" and has fantasies about his mother is that she is crucial to his survival and prosperity.