Drea has never had alcohol but she believes her friends when they tell her that almost everyone at school drinks on a every day basis. in reality, very few students at school drink alcohol

Answerepsilon=binge drinking;

Chewing tobacco is a type of smokeless tobacco

Immunization is the introduction of a foreign substance to provoke  the immune response system.  immunizations are the same as vaccinations. it introduces foreign (but dead/ weakened) illnesses to train the body to fight against them. specific viruses and bacteria have specific antigens, antigens act sort of like name tags. these name tags the immune system recognize what's dangerous to the body and what's safe.