From the words lettered A to D, choose the word or group of words that best completes each of the following sentences. The issue on....I disagreed with him ...

From the words lettered A to D, choose the word or group of words that best completes each of the following sentences.
The issue on....I disagreed with him is very simple

Answer Details

The correct option is "which." The sentence is discussing an issue, so the correct pronoun to use is "which." "What" is used for asking questions or when the object is unknown, "whom" is used as an object pronoun, and "whose" is used to indicate possession.