Which reasons do people give for using illegal drugs? Choose all answers that are correct.

My friends are using drugs too.

Using drugs will make me forget or not care about a major problem I am facing.

I understand all of the consequences of using illegal drugs.

Nothing bad will happen to me if I use illegal drugs.

How is the central idea developed further? (a) the author elaborates on the treatments for allergies in adults and how they work. (b) the author quotes the reactions of experts and the methods used to conduct the study. (c) the author compares the different rates of food allergies shown in children and adults. (d) the author indicates the limitations of the study because of differences in health care.