Answer:
The correct answer is <em><u>"Mechanized plows allow larger areas to be farmed by a single farmer."</u></em>
Explanation:
Mechanized plows allow large areas of land to be plowed quickly. A further benefit is that mechanized plows do not fatigue as people and animals do. Because of this, mechanized plows help contribute to the increasing size of modern farms.
Answer: choice B. Climate
Explanation:
Climate is the relative temperature of a region over time.
B. some substances must be dissolved in water before they can be used
It can reduce it by 30 percent