Increased asthmatic attacks in certain seasons are related to

Options

A. hot and humid environment
B. eating fruits preserved in tin containers
C. inhalation of seasonal pollen
D. low temperature

Answer

C

Explanation

Asthma is n respiratory disorder. It is caused by foreign allergens and dust. particles present in the air passing through the respiratory system, the pollen grams present in air can cause asthmatic attacks in certain seasons as are produced in large number in that particular seasons.