Cho \(A=-\frac{3}{4} x^{5} y^{4} ; B=x y^{2} ; C=-...

Câu hỏi: Cho \(A=-\frac{3}{4} x^{5} y^{4} ; B=x y^{2} ; C=-\frac{8}{9} x^{2} y^{5}\). Tính A.B.C

A.  \(\dfrac{2}{5} x^{3} y^{8}\)

B.  \(-\dfrac{2}{3} x^{8} y^{11}\)

C.  \(\dfrac{2}{3} x^{8} y^{11}\)

D.  \(\dfrac{2}{3} x^{5} y^{11}\)