Research on infants raised on Israeli kibbutzim where they spend a great deal of time being cared for in groups has shown that children as young as _____ can first begin to show true attachments to other children

When a group becomes too cohesive and insulated from outside help, _____ is likely to occur:

a. social loafing b. social facilitation c. groupthink d. group conflict

Experiments can determine cause-and-effect relationships with the effects being measured by the __________variable

a. extraneous b. independent c. correlational d. dependent