The stations are due to the inclination of the axis of rotation of the Earth with respect to the plane of its orbit with respect to the sun, which means that some regions receive different amounts of sunlight depending on the time of year.
The Earth rotates around its axis, this rotating movement is called rotation.
The Earth also revolves around the sun, this movement is called revolution.
The answer is: A. The earth revolves around the sun, B. The earth revolves around its axis.
