Perry Was the Lead Singer for a Jazz Group Called

Multiple Choice

Perry was the lead singer for a jazz group called John's Prediction, for which he learned lots of jazz songs. After a couple of years, he decided to join a blues group called Petrol for Pinholes, and he learned a number of blues songs. On stage one night he tried to remember a jazz song from John's Prediction and had a lot of trouble. Perry showed evidence of

A) constructive memory.
B) delay of processing deficit.
C) retroactive inhibition.
D) proactive inhibition.