Which constitutional power was most directly responsible for the action taken in this letter?

A. Power of Congress to override vetoes
B. Power of the president to appoint justices to the Supreme Court
C. Power of impeachment by the House of Representatives
D. Power of the Senate to approve proposed treaties

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:

ok

explanation:

d) true or false question