What do we learn from the survey made among students in the North West of England? 查看材料A.E-cigarettes are now widely available and heavily promoteD.B.The number of adult cigarette smokers is dropping at present．C.Teenagers are very knowledgeable about alcohol and tobacco usE.D.E-cigarette access is linked to excessive drinking and violence after it．
A.E-cigarettes
B.
B.The
C.
C.Teenagers
D.
D.E-cigarette
E.