The sun is at the northernmost point in the sky during a?
a. fall equinox
b. spring equinox
c. summer solstice.
d. winter solstice

C. summer solstice.

Explanation:

The summer solstice occurs when one of the Earth's poles has its maximum tilt towards the Sun. In the northern hemisphere, this means that the sun is at the northernmost point in the sky. This is also the longest period of daylight, while on the Arctic, there is continuous daylight. The summer solstice usually occurs between June 20 and June 22.

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