Answer:
Option C, An occluded front
Explanation:
When ever a warm front is over took by a cold front, an occluded front results.
There are two type of occluded front
a) Cold Occluded front
b) Warm Occluded front
when a cold air lying in front of the occlusion is colder than the air lying behind the occlusion , then the less dense air slips below the more dense air and this is known as cold Occluded font
However , when a cold air lying in front of the occlusion is warmer than the air lying behind the occlusion , then the more dense air rides over the less dense air and this is known as warm Occluded front
