The sun appears to cross the plane of Earth's equator
when it reaches either one of the "equinox" points in the sky.
At those times, the lengths of day and night are nominally equal
everywhere (except at the poles), and the occasions are marked
as the beginning of Spring and Autumn.
The answer is b. Constitutional monarchy. I know this because all of the other ones are examples of other types of governments. This is the only one that is a true cross between the two
I would say D. Fossil fuels must be burned to release their energy.