Topic: Interchange of Parts of Speech,

Best Answer Explained in Below-:

The noun form of "hate" is "hatred," making option C the correct answer. Understanding the difference between the options requires examining the roots and grammatical forms of the words.

1. **Hate (A)**: This is actually the verb form, meaning to feel intense aversion or hostility towards someone or something. It is not a noun, which is what the question is asking for.

2. **Hatefulness (B)**: While it is a related noun that describes the quality or state of being hateful, it does not represent the concept of hate itself as directly as "hatred" does.

3. **Hatred (C)**: This is the abstract noun derived from the verb "hate." It encapsulates the idea or state of intense hostility or aversion, making it the most accurate answer to the question.

4. **Behated (D)**: This is not a recognized English word and does not apply to the question.

In summary, "hatred" is the direct noun form that captures the essence of the emotion expressed by "hate," distinguishing it from other related terms.