Question

Which choice is a base?

Responses

NaOH
uppercase N lowercase a uppercase O H

vinegar
vinegar

HNO3
upper case H N O subscript 3

HCl
uppercase H C lowercase l

Answers

GPT-4o mini
The choice that is a base is **NaOH** (sodium hydroxide).

Vinegar is an acidic solution (acetic acid), HNO3 (nitric acid) is also an acid, and HCl (hydrochloric acid) is another strong acid. NaOH is a strong base commonly used in various applications.