Research Studies on Inoculation Efforts with Children Against the Peer

Research studies on inoculation efforts with children against the peer pressure to smoke have found that

A) children are relatively immune to inoculation efforts and make their decisions based on factors other than peer pressure.
B) children who are given anti-smoking inoculation efforts are more likely to smoke later on in life.
C) children who were inoculated became completely immune to peer pressure attempts later on in life,and none of them started smoking.
D) children who were inoculated are half as likely to start smoking than uninoculated students.