The Reason That the Senate Has Increasingly Paid Attention to Who

The reason that the Senate has increasingly paid attention to who becomes a federal judge is

A) the decrease in the number of cases reviewed by appellate courts.
B) controversies in the office of the U.S. Attorney General.
C) the increase in the number of non-unanimous judicial decisions.
D) changes in the rules regarding appeals.
E) the policymaking ability of courts.