Seasonal variation on Earth is due to the:

(1 point)
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Distance of Earth from the sun at any given time.
Distance of Earth from the sun at any given time.

Tilt of the Earth’s axis of rotation.
Tilt of the Earth’s axis of rotation.

Revolution of Earth on its axis.
Revolution of Earth on its axis.

Elliptical path the Sun takes around the Earth.

Tilt of the Earth's axis of rotation.