The United States Declined to Join the Berne Convention for Many

The United States declined to join the Berne Convention for many years partly because:

A) the former Soviet Union was a member.
B) it was dominated by South Africa's pro-apartheid government.
C) the Berne Convention fails to provide any protection for moral rights,which are entrenched in American law.
D) some influential U.S.publishers profited by having the freedom to reproduce works copyrighted in certain Berne Convention countries without paying royalties.