Consider the Reaction: H₃AsO₃(aq) + BiO₃^-(aq) $\rightarrow$ H₃AsO₄(aq) + Bi(s) When This Equation Is Balanced in Acidic

Consider the reaction: H₃AsO₃(aq) + BiO₃^-(aq) $\rightarrow$ H₃AsO₄(aq) + Bi(s) When this equation is balanced in acidic solution, the coefficient for water will be__________, and the number of electrons transferred will be __________.

A) 2, 6
B) 2, 1
C) 1, 10
D) 1, 2
E) 2, 3