Will give brainlist for correct which statement about farming in the late 1800s is supported by evidence in the photograph?

1) the development of railroads made farming more profitable.

2) as more farmland was plowed, more workers were needed.

3) the development of the steel industry led to improved farming methods.

4) as more farmland was plowed, more farmers became wealthy.

question 10: the answer is c, to their constituents address a problem.

question 11: i think it would be domestic bills, which deal with american issues only and public bills, which affect the whole nation.

b is the answer i am assuming

explanation:

an oligopoly is a term used to clarify the structure of a particular market, industry, or organization. a market is considered oligopolistic or amazingly focused when it is shared between a few companies.

may i have the answer choices ?