If the operation Ø is defined for all positive integers x and w by x Ø w = (2^x)/(2^w) then (3 Ø 1) Ø 2 = ?  Select:
A) 2
B) 4
C) 8
D) 16
E) 32
3 Ø 1 = 2^3/2^1 = 4   4 Ø 2 = 2^4/2^2 = 4   The answer is 4.
<result>B</result>
If the operation Ø is defined for all positive integers x and w by x Ø w = (2^x)/(2^w) then (3 Ø 1) Ø 2 = ?