Balance the Following Half-Reaction Occurring in Basic Solution

Multiple Choice

Balance the following half-reaction occurring in basic solution.
​
MnO₂(s) → Mn(OH) ₂(s)

A) MnO₂(s) + 2H₂O(l) + 2e−→ Mn(OH) ₂(s) + 2OH−(aq)
B) MnO₂(s) + 2H₂O(l) + 4e−→ Mn(OH) ₂(s) + (OH) ₂−(aq)
C) MnO₂(s) + H₂²⁺(aq) + 2e−→ Mn(OH) ₂(s)
D) MnO₂(s) + H₂(g) → Mn(OH) ₂(s) + 2e−
E) MnO₂(s) + 2H₂O(l) → Mn(OH) ₂(s) + 2OH−(aq)