If `(3-tan^2A)/(1-3tan^2A)=K` where K is a real number, then `cosecA(3sinA-4sin^3A)` is equal to

Options

A. `(2K)/(K-1)`
B. `(2K)/(K-1)" where "1/3leKle3`
C. `(2K)/(K-1)," where "Klt1/3" or "Kgt3`
D. `(2K)/(K+1)`