A Case Decided in 1976 by the Sixth Circuit, Rome

A case decided in 1976 by the Sixth Circuit, Rome v. Johnson, is reported in the Federal Reporter, second series, page 56. The volume number is 409. Which is the correct citation?

A) Rome v. Johnson, 409 F. 2d 56 (1976)
B) Rome v. Johnson, 56 F. 2d 409 (6th Cir. 1976)
C) Rome v. Johnson, 409 F. Supp 56 (6th Cir. 1976)
D) Rome v. Johnson, 409 F. 2d 56 (6th Cir. 1976)
E) None of these choices is correct.