A meeting is attended by 750 professionals. 450 of the attendees are females. Half the female attendees are less than thirty years old, and one-fourth of the male attendees are less than thirty years old. If one of the attendees of the meeting is selected at random to receive a prize, what is the probability that the person selected is less than thirty years old?

(A) \(\frac{1}{8}\)

(B) \(\frac{1}{2}\)

(C) \(\frac{3}{8}\)

(D) \(\frac{2}{5}\)

(E) \(\frac{3}{4}\)