Hi the answer is A. Please mark as brainliest! It'll be good karma!
Grain is used to feed cattle and livestock because it is healthy, cheap, ethical, and easy to grow in some American climates. Grain is the easiest and most cost-efficient way to feed livestock.
So we'll start be explaining what a state and a municipality are. A state is pretty commonly known. Its a division of land in the US which its own government. A municipality is a city within a state. So lets explain the relationship. This changes depending on the state. You could think of it as a chain of command with the governor on top. He controls the entire state's budget. This has an effect on every city within the state.