Q. Consider the following statements:
1. Shift of the position of Inter Tropical Convergence Zone (ITCZ)in summer.
2. Presence of the high-pressure area, east of Madagascar, approximately at 20°S over the Indian Ocean.
3. Movement of the westerly jet stream to the north of the Himalayas and the presence of the tropical easterly jet stream over the Indian peninsula during summer.
Which of the above factors influence the formation of South-West Monsoon?