Two coherent light sources `S_1` and `S_2 (lambda=6000Å)` are `1mm` apart from each other. The screen is placed at a distance of `25cm` from the sources. The width of the fringes on the screen should be
A. 0.015 cm
B. 0.025 cm
C. 0.010 cm
D. 0.030 cm