The correct option is C Monsoon
A monsoon is a seasonal change in the direction of the prevailing, or strongest, winds of a region. Monsoons cause wet and dry seasons throughout much of the tropics. Monsoons are most often associated with the Indian Ocean, hence Monsoon is a physical feature that plays a vital role in controlling the winter temperature in India.Winters are cooler and pleasant and many states have an average temperature of 25 degrees C. The northeastern and the northern parts of the country experience extremely cold climates that can reach below 0-degree temperature.