Of These Four Women, Which One Is Showing Evidence of Stagnation

Of these four women, which one is showing evidence of stagnation?

A) Dionne, who worries about the state of the Earth and regularly contributes money to environmental organizations
B) Mallory, who spends much of her income on plastic surgery, spa treatments, and high-end makeup
C) Nancy, whose abstract sculptures are on view at the local modern art museum
D) Sheila, who enjoys volunteering at an after-school program for autistic children