Biology, asked by jabjabjabjabjab5time, 6 hours ago

Asthma is mainly due to?
a)smoking
b)lung Infection
c)Bleeding in lungs
d)spasm in bronchial muscles

Answers

Answered by sampritimandal

1

Answer:

the and is c bleeding in lungs.

Answered by adwaith784

3

Answer:

Asthma is mainly due to smoking.

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