How can you be effective during a role-play with your classmates about refusing drugs?

A: By appearing to think about it before refusing
B: By clearly stating your personal reasons for not taking drugs
C: By asking your friends what they think you should do
D: By being quiet or nervous when you respond

B: By clearly stating your personal reasons for not taking drugs

It is important to effectively communicate your reasons for refusing drugs in a role-play scenario. This shows conviction and can influence others to make positive choices as well.