A. in citing cases, the unofficial cite should precede the official cite.
b. when citing to the united states code, all three publications (i. e., u. s.c., u. s.c. a. and u. s.c. s. must be set forth.
c. in citing persons who are parties to litigation, cite the person's last name only.
d. all federal court opinions have parallel cites.

Explanation:

A. In citing cases, the unofficial cite should precede the official cite. - FALSE.

b. When citing to the United States Code, all three publications (i.e., U.S.C., U.S.C.A.and U.S.C.S.) must be set forth. - FALSE.

c. In citing persons who are parties to litigation, cite the person's last name only. - TRUE.

d. All federal court opinions have parallel cites. - TRUE

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