What Differentiates Insecure-Avoidant Attachment from Insecure-Resistant/ambivalent Attachment

What differentiates insecure-avoidant attachment from insecure-resistant/ambivalent attachment?

A) Children who exhibit the insecure-avoidant style avoid nonfamily members.
B) Children who display behaviors related to the insecure-avoidant style desire comfort from peers.
C) Children demonstrating the insecure-resistant/ambivalent style are simultaneously hostile and desire comfort from the caretaker.
D) Children expressing the insecure-resistant/ambivalent style are hostile unless presented with a reinforcer.