Verified Answer :

MissPhiladelphia

The best and most correct answer among the choices provided by the question is the second choice , b. sodium hydroxide .
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Answer: Option (b) is the correct answer.

Explanation:

A compound when dissolved in a liquid or solution dissociates into ions then it is known as an electrolyte.

An ionic compound will always be an electrolyte.

For example, sodium hydroxide being an ionic compound will readily dissociate into ions when dissolved in water.

Hence, sodium hydroxide is able to conduct electricity. Therefore, it is an electrolyte.

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