When converted to an iterated integral, the following double integral is easier to evaluate in one order than the other. Find the best order and evaluate the integral.
∬_R x/(3 + xy)^2 dA; R={(x,y): 0 ≤ x ≤ 3, 1 ≤ y ≤ 2}
Select the correct answer below and fill in the answer box to complete your choice.
A. It is easier to integrate with respect to y first. The value of the double integral is .
(Type an exact answer.)
B. It is easier to integrate with respect to x first. The value of the double integral is .
(Type an exact answer.)