By what time had most small farms in the US been replaced by large farms? A. The Agricultural Revolution
B. World War II
C. World War I
D. The Civil War

Small and Family Farms. More than 90 percent of farms in the U.S. are classified as small, with a gross cash farm income of $250,000, or less. These farms, most of which are family-owned and operated, confront considerable challenges due to current trends, such as increased movement into cities, an aging population, farm consolidation, and changing weather patterns.

Explanation:

hopes this   helps D:

not sure if this what   you'r looking for would be percent composition

plato users:

d.  

there was a variety of food available on island x, but there were only large seeds and nuts on island y.