Justin and Angie Have Been Dating for a While Now

Justin and Angie have been dating for a while now. Angie is a well-liked girl at school. She is generally very helpful in and out of class. One afternoon, Seth asks Angie if she could help him with his biology homework as he is stuck on a couple of concepts. Justin happens to walk by when Angie is agreeing to meet with him. Later that day when Justin and Angie are alone, Justin accuses Angie of wanting to date Seth and slams his fist into the wall very close to Angie's face. This demonstrates ______.

A) emotional regulation
B) dating violence
C) conflict management
D) secure attachment