Pria's Friends Love to Gossip, and They Wish Pria Would

Multiple Choice

Pria's friends love to gossip, and they wish Pria would gossip more than she currently does. According to operant conditioning, which of the following is likely to increase Pria's gossiping?

A) Her friends yell at her when she is not gossiping and threaten that they won't be friends with her if she doesn't gossip more.
B) Her friends stop talking to her altogether.
C) Her friends pay lots of attention to her when she is gossiping and walk away when she is not gossiping.
D) Her friends explain to her why they want her to gossip more and ask her to please do so.