Choose the right answer from the four alternatives given below.

Which one of the following deseases is caused by water pollution?

Conjunctivitis is caused due to a viral or bacterial infection, which develops mainly through allergic reaction to irritants in air. Hence, it is caused mainly by air pollution.

Respiratory infections are caused by pollutants in the air.

Bronchitis is a viral lung disorder that has strong relation to pollutants in the air.