An Aging Baby Boomer Population Has Led to Increased Interest

An aging baby boomer population has led to increased interest in developing and marketing products to satisfy the need of this potentially large market. As a result moisturizing creams like Oil of Olay are now positioned as "age-defying" creams. This is an example of which of the four factors that may trigger a repositioning action?

A) reacting to a competitor's position
B) changing the value offered
C) reaching a new market
D) catching a rising trend