After ratification of the Fifteenth Amendment, how many African Americans served in Congress in the late 1800s?
less than five
about twenty
more than fifty
about one hundred

the nets, boats and fishing poles are examples of determinants for catching fish. if a fisherman has a quality fishing net and fishing poles plus a high end fishing boat, then there is a big opportunity or possibility that he may catch more fish.

moreover, fish production is directly proportional to its determinants such as boat, net, fishing poles and bait. therefore, a good equipment is a determinant while fisherman’s effort is an input to his fishing skills and the output is the production made out of catching fish.

it shows a leader speaking to the mass