Answer:
The correct answer is option D. "These regions are very warm but less humid than other regions".
Explanation:
Most of the deserts are located in the subtropical zone, and particularly these deserts are characterized for being very hot and dry in the summer and cooler but still dry in the winter. The reason behind the formation of deserts in these location is that these regions are very warm but less humid than other regions. Therefore, the environment is very hot and dry in summer, and keeps dry all year long.
