Acivil rights law from 1866 upheld by the supreme court in jones v. mayer stated that citizens of any race
a) could hold, buy, or sell property
b) could participate in the antislavery movement
c)could not be forced to work
d)could not be forced to work to pay off a debt

the answer is "by providing data about careers and annual mean wages"

it provided for selection of government employees through competitive examinations. it also made it unlawful to fire or demote covered employees for political reasons or to require them to give political service or payment, and it set up a civil service commission to enforce the law.

explanation: