Chlorination of Pentane Gives a Mixture of Isomers Having the Molecular

Chlorination of pentane gives a mixture of isomers having the molecular formula $\mathrm{C}_{5} \mathrm{H}_{11} \mathrm{Cl}$ . The percentage of 1 -chloropentane is $22 \%$ . Assuming the secondary hydrogens in pentane are equally reactive to monochlorination, what is the percentage of 3-chloropentane in the mixture?

A) $48 \%$
B) $26 \%$
C) $22 \%$
D) $14 \%$