In the following conversation, which discussion technique does jennifer most clearly show?

jennifer:
emily, other thoughts? is there another title you'd have liked better?

[anna fidgets and looks away.]

jennifer:
we'd love for you to share, anna. that's what we're here to do. share our opinion. no judgments.

anna:
[relaxing a little.] o. k. the title should reflect what the book's really about. and . . it didn't. not at all.
a. asking rhetorical questions
b. challenging assumptions
c. promoting participation
d. clarifying ideas