Which of the following best describes how branch rickey and jackie robinson affected american culture? they were the first african american players in major league baseball. their efforts led to the integration of us public schools. they showed the country that integration could be successful. their actions led to the segregation in most american sports.

The correct answer is C) they showed the country that integration could be successful.

What best describes Branch Rickey and Jack Robinson was that they showed the country that integration could be successful.

Branch Rickey was a Major League Baseball executive that was famous for signing the first Major League African American player: Jackie Robinson. Rickey was a white man that consider that black people could be part of a Major Baseball League roster, although his decision was criticized by many. Robinson ended up being a superstar and his presence in professional baseball open the path to other minorities in professional sports. Yes, it's true,  that Branch Rickey and Jack Robinson showed the country that integration could be successful.

b) a state law could be declared illegal if it contradicted the constitution.

explanation:

the conflict of this case originated when james w. mcculloch, a cashier of the baltimore branch of the second bank of the united states that the congress had chartered in 1816, refused to pay a tax imposed by the maryland state.

in the case, the state of maryland appealed that the establishment of a second bank was unconstitutional since the constitution didn't say anything about granting that power to congress. however, the case determined that even if such right wasn't specifically stated in the constitution, it was part of the "implied powers" of the government enunciated in article i, section 8.

the case also eliminated maryland's legislation to impose taxes to a national bank, asserting that even though the states retained the power of taxation, the constitution's laws are supreme and can not be controlled by the states, therefore, if a state law contradicts the constitution, it should be declared illegal.

explanation:

would not cooperate with each other voluntarily.