The interference pattern is obtained with two coherent light sources of intensity ratio n. In the interference patten, the ratio `(I_(max)-I_(min))/(I_(max)+I_(min))` will be
A. `sqrtn/(n+1)`
B. `(2sqrtn)/(n+1)`
C. `sqrtn/(n+1^2)`
D. `(2sqrtn)/(n+1^2)`