Answer:
Congress can remove a justice
Step-by-step explanation:
The removal of a Justice by the Congress represent the power of the legislative branch to limit the power of the supreme court (which belonged to the judicial branch).
There are two criteria that the Congress need to get before they can remove a justice:
1. The congress need to find a proof that the Justice was doing either one of these things : Treason, Bribery, or other high Crimes and Misdemeanors.
2. They need to held a trial and voted for the decisions. The Justice will be removed if they reach 2/3 of the votes.