If \(\left(\dfrac{4a}6\right)\cdot (17)\cdot (4)\cdot \left(\dfrac3{2a}\right)\cdot (7)\cdot (x)=1,\) then \(x =\)

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If \(\left(\dfrac{4a}6\right)\cdot (17)\cdot (4)\cdot \left(\dfrac3{2a}\right)\cdot (7)\cdot (x)=1,\) then \(x =\)

(A) \(\dfrac14\)

(B) \(\dfrac12\)

(C) \(2\)

(D) \(7\)

(E) \(8\)

Answer: A

Source: GMAT Paper Tests
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