Americans who smoke cigarettes are more than twice as likely to ...

[Bob-Dole]

Americans who smoke cigarettes are more than twice as likely to develop heart disease than those who don't smoke.
 
  a. True
 b. False
  Indicate whether the statement is true or false

Question 2

Marijuana is the most common substance used by people who are killed in traffic accidents.
 
  a. True
 b. False
  Indicate whether the statement is true or false

[SamMuagrove]

Answer to Question 1

True

Answer to Question 2

False

[Bob-Dole]

Thanks for the timely response, appreciate it

[atrochim]

Gracias!