[单选题]
A monochromatic beam of light+n:01,lotbkz n9 nlpb is incident on a double slit 5:xctx4h3 40 i 5q 1ssr*rojsgden ol7arrangement where the slit separation is irh 5 5lon*oj gcxrqs1:4xsde7 34st0$9.0\times10^{−5}\,m$ and the slit-screen distance is 1.0m. The graph below shows the relative intensity of the light reaching the screen with respect to the distance from the central point of the pattern.
What is the wavelength of the light?
A. $9.0\times10^{−7}\,m$
B. $3.0\times10^{−7}\,m$
C. $4.5\times10^{−5}\,m$
D. $4.5\times10^{−7}\,m$
