Brianne Angrily Waited Three Minutes at the Counter Before the Clerk

Multiple Choice

Brianne angrily waited three minutes at the counter before the clerk finished his phone conversation and signaled awareness that Brianne was waiting.Brianne would've felt better if the clerk had at least __________ her while she was waiting.

A) ​recognized
B) ​acknowledged
C) ​endorsed
D) ​been assertive with
E) ​responded nondefensively