If (6)(x^2) has three different prime factors, at most how many different prime factors does x have?
Choose the correct option:	A) 1	B) 2	C) 3	D) 4	E) 5
x can have at most 3 prime factors, namely the prime factors 2 and 3, plus one other.   If x had more than this number of prime factors, then (6)(x^2) would have more than 3 prime factors.   The answer is 3.
<result>C</result>
If (6)(x^2) has three different prime factors, at most how many different prime factors does x have?