If Light of Wavelength $690 \mathrm{~nm}$ Is Used in a Double-Slit Experiment with Slit Separation

Multiple Choice

If light of wavelength $690 \mathrm{~nm}$ is used in a double-slit experiment with slit separation $0.206 \mathrm{~mm}$ , what angle separates the two fourth-order maxima?

A) $0.768^{\circ}$
B) $3.07^{\circ}$
C) $0.154^{\circ}$
D) $0.307^{\circ}$
E) $1.54^{\circ}$