Select all that apply. two routes to china included: 1) a land route across china 2) an all-water route to india 3) a combination land and water route

2) an all-water route to India

3) a combination land and water route

Explanation:

Taking into account the different routes to China that emerged throughout history, we can affirm that the two most used routes were, in the first place, a land and water route convention and another through India.

c) troops march forward in close formation against newer, more accurate weapons

while it was true that the cotton gin reduced the labor of removing seeds, it did not reduce the need for slaves to grow and pick the cotton.

explanation:

before eli whitney's invention of the cotton gin, picking and cleaning cotton was a slow, labor-intensive job. workers, usually slaves, had to pick the seeds from the cotton fibers by hand. this invention made it possible to grow large amounts of cotton on big farms and make money.