This question is incomplete, here´s the complete question.
Presidents have the power to change the direction of the supreme court and the federal judiciary by __________.
Declaring martial law, which restricts judicial decision making.
Limiting the jurisdiction of the federal courts with an executive order.
Forcing Congress to consider impeachment of specific judges.
Appointing new judges who in principle have philosophies consistent with the president.
Answer: Appointing new judges who in principle have philosophies consistene with the president.
Explanation:
According to the Constitution, the nomination of federal judges and justices is the president´s responsibility, although they have to be confirmed by the Senate. Although they resource to many specialists to choose suitable nominees for judicial posts, Presidents often select judges who share their political ideology.