It's really impossible to find out which dialogue you're talking about. Anyway I know the dialogue between Suyuan revealed mother-daughter love, conflicts and so on.
Efficacy means “capacity for producing a desired result or effect” so i believe the answer would be D.
hope this helps!!
Answer:
fictional setting
Explanation: that's my best guess .
Answer:
A residual message.
Explanation: That is a final, brief, broad statement that sums up THE main message you want your audience to remember.
