Question

What is thought to have caused the ice ages?

A) Earth's precession
B) Earth's tilt
C) Earth's rotation
D) Earth's magnetic field

Answer 1

A) Earth's precession

Step-by-step explanation:

Earth's precession is the movement of Earth that acts like a cone.

Earth has three movements: rotation, revolution and precession.

(equinoctial precession)

Answer 2

C-earths rotation I believe that’s the answer