Answer:
Senatorial courtesy involves C) Consulting with senators about judicial appointments to federal district courts in their states.
Explanation:
Senatorial courtesy is a long and unofficial constitutional convention in the United States. It depicts how the aim of U.S. senators to support a Senate colleague in opposing the presidential nomination to federal office from that Senator's state. The senatorial courtesy is driven by collegiality among Senators.
It is also an important source of political commerce for United states senators. To appoint a federal judge, fist the president nominates the judges from- Supreme Court justices, district court and court of appeals and then are confirmed by the US Senate.