Regarding controversial or stereotypical statements about the risks of marijuana use,what is the most appropriate conclusion,based on available research evidence

A)  Marijuana does not appear to have major cognitive or health consequences, but it does tend to lead to impotence or sterility in men who use it for a prolonged length of time. 
B)  Most of the health effects of marijuana have been exaggerated, but there is some evidence that chronic heavy users may have modest deficits in attention and memory. 
C)  Marijuana has no long-term effects on cognitive functioning but may permanently suppress immune functioning. 
D)  Marijuana is completely safe for use, both in the short term and in the long term.

In 1939,Canada's largest organization for psychology was founded.What is it called

A)  Association for Applied Psychologists in Canada 
B)  American Psychological Association 
C)  Association of Psychologists of Canada 
D)  Canadian Psychological Association