Suppose F(x)= 1/4 Over the Range A $\le$ X $\le$ B,and Suppose P(X > 4)= 1/2

Multiple Choice

Suppose f(x) = 1/4 over the range a $\le$ x $\le$ b,and suppose P(X > 4) = 1/2.What are the values for a and b?

A) 0 and 4
B) 2 and 6
C) Can be any range of x values whose length (b - a) equals 4.
D) Cannot answer with the information given.