What Is the Main Function of the National Center for Complementary

What is the main function of the National Center for Complementary and Alternative Medicine (NCCAM) ?

A) To seek scientific validation of and be a resource for the public for CAM therapies
B) To investigate and develop new CAM therapies
C) To produce a monthly newsletter on new CAM therapies
D) To monitor the production of dietary and herbal supplements used in CAM therapies