In Branzburg V. Hayes, the Supreme Court

In Branzburg v. Hayes, the Supreme Court:

A) did not establish a privilege permitting journalists to refuse to testify before a grand jury
B) supported an absolute privilege for journalists to withhold names
C) supported a qualified privilege for journalists to withhold names but not documentary sources
D) rules that grand juries had to prove the necessity of a journalist's testimony before a subpoena could be enforced
E) none of the above