13. What innovation did Jethro Wood add to plows in the 1800s? O A. Iron on the plow blade made it easier to cut through soil.
B. Plows made from wood were lighter and easier to handle.
O C. Plows that threshed and winnowed grain saved time.
O D. Plows that separated cotton seeds from fibers made cotton harvesting much
easier.

Text version using the diagram above, match the description to the corresponding location in the carbon cycle model. provide the letter only. carbon dioxide is converted to sugar used for food. carbon trapped in fossil fuels is converted to carbon dioxide. organic carbon is converted to fossil fuels. carbon dioxide is converted to carbonates. sugar is broken down and converted to carbon dioxide. location location location location location