In the early 1970's, Gary Dahl sold pet rocks. The product had a short, temporary period of unusually high sales driven by consumer enthusiasm and immediate product popularity, but then sales declined very quickly. The PLC sales pattern for pet rocks is known as ______.
A.
a style
B.
a fad
C.
a normal product life cycle curve
D.
a fashion
E.
a failure
Answer: B.
a fad