Answer
Acid-base
Work Step by Step
We see that $OH^-$ and $H^+$, which are on the left side of the equation, are combined to form $H_2O$ on the right side of the equation. By definition, this is an acid-base reaction.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.