Biology, asked by suparshvaekhande926, 1 day ago

20. Asthma is caused due to a) Infection of lungs b) Spasm in bronchial muscles c) Bleeding in pleural cavity d) Infection of trachea

Answers

Answered by shivansh2580

0

Answer:

HEY MATE YOUR ANSWER IS...

a) Infection of lungs

plz mark me brainlst

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