A Man Has Separated from His Wife and Filed for Divorce

A man has separated from his wife and filed for divorce. They own property as tenants by the entirely. He signs an exclusive right to sell listing agreement. The wife does not sign. The broker then brings a full price offer which the husband accepts. The wife does not sign. Which is true?

A) The broker cannot collect a commission since the wife didn't sign the listing.
B) The broker may sue the wife for specific performance.
C) The broker may collect commission from the husband only.
D) The broker may collect from the husband and wife.