Which of the following molarity values of ions in an aqueous solution containing $5.85 \%$ w/v $NaCl , 5.55 \%$ $w / v CaCl _{2}$ and $6 \% w / v NaOH$ is/are correct :
(A) $\left[ Cl ^{-}\right]=2 M$
(B) $\left[ Na ^{+}\right]=1 M$
(C) $\left[ Ca ^{2+}\right]=0.5 M$
(D) $\left[ OH ^{-}\right]=1.5 M$
