What is the greatest positive integer n such that 3^n is a factor of 36^450? Choose the correct option:
A) 100	B) 200	C) 300	D) 600	E) 900
36 = 3^2 * 2^2.   36^450 = 3^900 * 2^900   The answer is 900.
<result>E</result>
What is the greatest positive integer n such that 3^n is a factor of 36^450?