Wheat because of the texture and corn couldn't be it because the zone
<span>The study of the physical features of the earth and its atmosphere, and of human activity as it affects and is affected by these, including the distribution of populations and resources and political and economic activities</span>
I would say it is better ways of predicting hurricanes and automobiles that use no fossil fuels.
I could be wrong but I hope this information helps you my friend :D
A. it is made up of rock so hot that it flows