Correct Answer - D
`underset("(Lowerether)")underset("Methoxymethane")(CH_(3)OCH_(3))overset(Cl_(2)//hv)to underset(alpha-"mono Chlorodimethylether")(CH_(3)OCH_(2)Cl)underset(-MgBr(Cl))overset(CH_(3)MgBr)to underset("(Higher ether)")underset("Methoxygethane")(CH_(3)OCH_(2)CH_(3))`