Melissa's Phone Was Stolen,and She Just Got a New Phone

Multiple Choice

Melissa's phone was stolen,and she just got a new phone.She wants to send her new number to her cousin through Facebook because she didn't have her cousin's phone number memorized.How can Melissa send this information privately so other people can't see it?

A) Post to her cousin's profile page
B) Reply to her cousin's post in her newsfeed
C) Send her cousin a message
D) Post to her own profile page and tag her cousin