The Uniform Distribution Defined Over the Interval from 25 to 40

Multiple Choice

The uniform distribution defined over the interval from 25 to 40 has the probability density function

A) f(x) = 1/40 for all x.
B) f(x) = 5/8 for 25 $\lt$ x $\lt$ 40 and f(x) = 0 elsewhere.
C) f(x) = 1/25 for 0 < x < 25 and f(x) = 1/40 for 26 $\lt$ x $\lt$ 40.
D) f(x) = 1/15 for 25 < x $\lt$ 40 and f(x) = 0 elsewhere.