A Few Years Ago Who Wants to Be a Millionaire

A few years ago Who Wants to Be a Millionaire premiered as the first nighttime game show in a couple of decades.Once the show became a hit and televised several nights a week, other networks quickly created their own version of what they hoped to be a successful game show format.Greed and Twenty-One are the names of but two of the new shows that were created to compete with Who Wants to Be a Millionaire.At this point in time the nighttime televised game show genre entered which stage of its product life cycle?

A) growth stage
B) decline stage
C) commercialization stage
D) maturity stage
E) introduction stage