Single$-$slit diffraction: A slit of width $0\mathrm{.}010$mm$0\mathrm{.}010\backslash ,\backslash$text$\{$mm$\}$ has light of frequency $5\mathrm{.}01014$Hz$5\mathrm{.}0\backslash$times $10^\{14\}\backslash ,\backslash$text$\{$Hz$\}$ passing through it onto a screen $60$cm$60\backslash ,\backslash$text$\{$cm$\}$ away. How wide is the central maximum? $($c$=3\mathrm{.}00108$m$/$sc $=3\mathrm{.}00\backslash$times $10^8\backslash ,\backslash$text$\{$m$/$s$\})$

A$)0\mathrm{.}12$cm$0\mathrm{.}12\backslash ,\backslash$text$\{$cm$\}$

B$)7\mathrm{.}2$cm$7\mathrm{.}2\backslash ,\backslash$text$\{$cm$\}$

C$)1\mathrm{.}8$cm$1\mathrm{.}8\backslash ,\backslash$text$\{$cm$\}$

D$)3\mathrm{.}6$cm$3\mathrm{.}6\backslash ,\backslash$text$\{$cm$\}$

E$)0\mathrm{.}90$cm$0\mathrm{.}90\backslash ,\backslash$text$\{$cm$\}$