question_answer

Which of the following are the main reasons for the origin of the south west monsoon in India?

I. Development of a low pressure in North West India.

II. Deflection of trade winds.

III. Arrival of cyclonic stream from the Pacific Ocean.

IV. Heating of the Arabian Sea and the Bay of Bengal.

A)  I, II and III                   

B)  I and II

C)  II and III                      

D)  III and IV

E)  None of these