The Oxidation States of Iodine in Periodic Acid and Iodic $\begin{array}{lll}\mathrm{HIO}_{4}&\longrightarrow&\mathrm{HIO}_{3}\\\text { periodic acid }&&\text { iodic acid }\end{array}$

The oxidation states of iodine in periodic acid and iodic acid are _____ and _____, respectively. ? $\begin{array}{lll}\mathrm{HIO}_{4}&\longrightarrow&\mathrm{HIO}_{3}\\\text { periodic acid }&&\text { iodic acid }\end{array}$

A) 7; 5
B) 5; 7
C) 7; 7
D) 6; 5