The correct answer is A. 3124.
The first option, “are”, is the verb of the sentence. The second option, “questions”, is the subject of the sentence. The third option, “those”, is a pronoun that refers to the subject of the sentence. The fourth option, “important”, is an adjective that describes the subject of the sentence.
The sentence can be paraphrased as “Those questions are important.”
The first option, “are”, is the verb of the sentence. The verb is the action that is being performed in the sentence. In this case, the action is “to be”. The verb “are” is in the present tense, which means that the action is happening now.
The second option, “questions”, is the subject of the sentence. The subject is the person or thing that is performing the action in the sentence. In this case, the subject is “questions”. The subject “questions” is plural, which means that it refers to more than one
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