4. Joel is a grade-9 student and was offered cigarettes by his friends. Because of his curiosity he did not hesitate to try cigarettes until he can't control his self-using such every day. What would be the negative effects of cigarette smoking to his body?
A. He might get Infection of the lungs.
B. He might get bad body scent like body odor. C. He might get a chronic disease like asthma that affects airways.
D. All of the above.​