What does not contribute to change of seasons ?

Distance Does Not Cause Seasons

Explanation:

It is a common misconception that seasons occur because of Earth's elliptical orbit around the Sun, with winter occurring when Earth is farthest away from the Sun, and summer when it is closest to it. However, our planet's distance from the Sun has little effect on the onset of seasons.

because the center-south is called the heart of the country

the climate of each region is different from one another.