Why Was Wegener's Idea of Continental Drift Rejected

Why was Wegener's idea of continental drift rejected?

A) It proposed tidal forces as the mechanism for the motion of continents.
B) It implied that the continents would have plowed their way through weaker oceanic crust, like a boat cutting through a thin layer of sea ice.
C) It lacked compelling evidence that the continents had been connected in the past.
D) both A and B