Which type of report? ( book report, news report....which one are you doing?)
Answer:
In "A Doll's House," by Henrik Ibsen, Nora asks for the lamp, whose artificial light suggests that secrets are being revealed. For instance, Dr Rank's feelings for Nora should have been kept undisclosed, since she is a married woman. Consequently, truth and light are closely related in the novel, in which the characters possess confidential matters hidden that are eventually exposed.
Both words can be used as either nouns or verbs, so that's not a foolproof distinction. But “affect” is almost always a verb