There Are Several Reasons Cited in the Text as to Why

There are several reasons cited in the text as to why men are more likely to remarry than are women. Which is NOT one of these reasons?

A) Men tend to have more experience initiating contacts.
B) There is a double standard of aging.
C) Women are more likely to have children living with them.
D) The pool of eligible partners is larger for men than it is for women because of cultural norms.
E) Women become more invested in their jobs and choose not to remarry.