Answer:
A. Elevation
Explanation:
Highland climates like those found in Tibet have their climates dictated by elevation, for the most part.
HI is most noticeable during the summer and winter. The main cause of the urban heat island effect is from the modification of land surfaces. Waste heat generated by energy usage is a secondary contributor. As a population center grows, it tends to expand its area and increase its average temperature.
b. THE EARTH GETS CLOSER AND FARTHER FROM THE SUN