Historians Recently Proved That the Census Bureau Was Responsible for What

Historians recently proved that the Census Bureau was responsible for what breach of privacy?

A) Adding numerous inappropriate questions to several million questionnaires in the 1990 census
B) Delivering names and addresses of federal agents to Russian spies during the Cold War
C) Providing names and addresses to assist with the internment of Japanese-Americans
D) Providing the National Telephone Sales Association with names and phone numbers
E) Supplying state sponsors of terrorism with government secrets