What Changes Did the Canadian Centre for Ethics in Sport

What changes did the Canadian Centre for Ethics in Sport make in 2010 in an attempt to address concerns regarding anabolic steroid use?

A) increased testing from the previous level of 2 to 3 percent to 30 percent of the total number of football players
B) increased testing from the previous level of 10 to 15 percent to 30 percent of the total number of football players
C) increased testing from the previous level of 2 to 3 percent to 30 percent of the total number of hockey players
D) increased testing from the previous level of 10 to 15 percent to 30 percent of the total number of hockey players