Which of the following statements best describes the weather conditions at positions a and b shown below?
a. it is raining at position a and clear at position b.
b. it is cloudy at position a and clear at position b.
c. it is cooler at position a than at position b.
d. it is warmer at position a than at position b.

Option (D)

Explanation:

The warm front refers to the region, where the cold air mass is readily being replaced by the warm air mass. This warm front is usually identified by the semi-circles in a weather map.

In the given image, a warm front is being shown. Here, the region comprising letter A is the warm zone and the region above the front comprising the letter B indicates a cold zone. The position A forms a low-pressure zone, so it is comparatively warmer than the position B.

Thus, the correct answer is option (D).

1."lessen the worth of ."

2."increase the worth of."

3." beyond the worth of."

4."against the worth of ."