F. Scott Fitzgerald has a great idea for a novel. One night over drinks, he shares his idea with his friend Zelda. Zelda writes a novel based on Fitzgerald's idea which is very successful. If Fitzgerald sues Zelda for copyright infringement,

a.

he will win because she stole his idea

b.

he will lose because ideas can't be copyrighted

c.

he will win if he can prove that she stole his idea

d.

he will lose if she can prove the by sharing his idea in public, he lost his claim of ownership