A Union Distributing Handbills and Displaying a Huge Banner Reading

Multiple Choice

A union distributing handbills and displaying a huge banner reading "labor dispute" on public property outside firms that were employing nonunion contractors was not picketing and did not violate Section 8(b) (4) (ii) (B) , according to:

A) NLRB v. Babcock & Wilcox Co.
B) Overstreet v. United Brotherhood of Carpenters and Joiners of America, Local Union No. 1506.
C) Int. Longshoremen's Association v. NLRB.
D) Kroger Co. v. NLRB.