Why did congress honor Susan B Anthony by putting her on a coin

Anthony and Elizabeth Cady Stanton founded the American Equal Rights Association in 1866, and she spent the better part of her life in the public eye as a fervent advocate for the voting rights of women. ... Congress honored Anthony in 1979 by putting her portrait on a new one-dollar coin.

Explanation:

i really really really really really really dont know

answer; /// i believe that the correct answer is (d)the huang he river valley;