The principle crop of the Mayans was
O bananas
Orice
spaghetti
corn

D. Corn

Explanation:

The Mayans had many crops like beans, squash, other fruits, etc. But they had over 60 different kinds of corn. Corn was also very important to them because so many of their dishes included corn.

the sun warms our planet, and with the moon, creates the tides. the moon orbits the earth and in turn, the earth orbits the sun. because they appear to be the same size in the sky, the sun, earth and moon work together to create eclipses. when the moon is directly in between the earth and sun