Question

Oral cavity cancer, emphysema, bronchitis and lungcancer are caused due to

a)Tobacco smoking
b)Infection by clostridium tetani
c)Infection by yersinia pestis
d)Infection by salmonella typhi​

Answer 1

option a is the correct

i hooe its help for u

Answer 2

Answer:

Oral cavity cancer, emphysema, bronchitis and lung cancer are caused due to Tobacco smoking.

Option (a) Tobacco smoking is the answer.

hope it is helpful to you