Each State shall appoint, in such Manner as the Legislature thereof may direct, a Number of Electors, equal to the whole Number of Senators and Representatives to which the State mav be entitled in the Congress: but no Senator or Representative, or Person holding an Office of Trust or Profit, under the United States, shall be appointed an Elector.

United States Constitution, Article II, Section 1, Subsection 2

According to the United States Constitution, how is the number of Electoral College seats per state determined?
A. Each state's legislature decides on the number of electors it will send.
B.It is equal to the number of Senators and Representatives the state has in Congress
C. The Senators and Representatives in Congress are that state's electors.
D. It is equal to the number of representatives in the State's legislature.

B. It is equal to the number of Senators and Representatives the state has in Congress.