Tim, Tam and Tom (Known to All as the Three

Tim, Tam and Tom (known to all as the three Ts) beaver away in their separate work offices. Their boss has a brain wave: he puts the three Ts together for the first time to work on a project. To his surprise, their output drops dramatically. But all is not lost, because the boss has been reading social psychology! He knows that what he now needs to do is to:

A) offer the three Ts a large monetary bonus.
B) provide the three Ts with a clear performance standard.
C) replace all of the three Ts with other workers.
D) replace some of the three Ts with other workers.