Eighth-Grade Teacher Genevieve Martin Invites a Local African American Businessman

Eighth-grade teacher Genevieve Martin invites a local African American businessman to talk with her students about how he built up his business from a part-time hobby into a successful company with more than 50 employees. Ms. Martin also has her students watch video clips about Steven Hawking,a renowned but severely disabled physicist. And she has them read columns written by Fareed Zakaria,an Arab American contributor to Newsweek magazine. In doing these things,Ms. Martin is definitely:

A) Making sure that desirable behaviors are not extinguished.
B) Ensuring that her students remember what they are hearing,seeing,and reading.
C) Providing intrinsic reinforcers.
D) Exposing students to a variety of role models.