Which of these make the colonies successful? a) slave labor done by natives b) cool summers with little rain c) family-owned farms d) equal rights for women

The correct answer is C) family-owned farms.

What made the colonies successfully was family-owned farms.

Most people worked in their farms, lived modestly but there were no poverty or inequity. There were skilled artisans, merchants, farmers, and few unskilled workers. Farms represented an important part of the economy.  No titles or nobility really existed in the colonies in America. There were equal opportunities for everybody with the exception of slaves.

they united the colonies in their fight against the british.

c. the dred scott v. sandford case,