Nancy is a white woman who believes all races are equal, and she is committed to civic groups that promote diversity. She is walking down the street and passes a white man. She acknowledges him with a nod. She sees a black man coming down the street, and she crosses to the other side of the street to avoid passing by him because his blackness makes her feel unsafe. Robert Merton would describe Nancy as a(n) a. timid bigot. b. fair-weather liberal. c. all-weather liberal. d. active bigot.