Which of these is changed by the Milankovitch cycles

A.) the duration of seasons on Earth

B.) the length of a year on Earth

C.) the reflectivity of Earth

D.) the amount of solar energy that reaches Earth

D.) the amount of solar energy that reaches Earth

Explanation:

Milankovich was researching the orbit and its influence on the climate depending on the quantity of sunlight. He was studying the movements of the Earth, called astronomic seasons and the quantity and location of solar radiation when it hits the Earth. The orbit of earth develops because of gravitational attraction between the Earth and the Sun.