According to mary ainsworth's experiment, a child who plays independently, ignoring his mother, whether she remains in the room or leaves him with a stranger, is demonstrating attachment.
a. resistant
b. ambivalent
c. secure
d. avoidance

Aresearcher is studying women recently admitted to a state prison. all potential subjects must have children under the age of five. research subjects will be given a basket of toys to use at their children’s first visit that the children can then take home. in assessing this proposal, the irb needs to determine that the toys are: age appropriate.not an excessive incentive.educational.of high quality.