Three-Year-Old Abby's Mother Sometimes Showers Her with Attention, While at Other

Three-year-old Abby's mother sometimes showers her with attention, while at other times is unavailable to minister to her needs. Thus, when her mother enters the room, Abby may run to her and want to be held but then will push away from her mother in a "I need you/don't need you"type of attachment described by Ainsworth as the:

A) independent attachment style.
B) ambivalent attachment style.
C) hesitant attachment style.
D) avoidant attachment style.