How do the lengths of daylight hours and nighttime hours everywhere on Earth
compare on an equinox

During the equinoxes every location on our Earth (except the extreme poles) experiences 12 hours of daylight and 12 hours of darkness. The vernal or spring equinox occurs in the northern hemisphere on March 21 or 22 (the fall equinox of the southern hemisphere).

Explanation:

b.

the accuracy of the data.