Far north of north america...it would be between December-March possibly.
Can you leave a link to the passage or text? This would make it easier to help you
<span>The correct answer is the plow. Before plows, there was no way to use the land to its full extent. Shovels couldn't dig far deep in and it was kind of pointless, while plows were pulled by bulls and horses way before the tractor was invented. The sickle was just a long knife useful for cutting crops but other things could be used too.</span>