9.                         describes all forms of human communication that are not verbal.*a. body languageb. Non-verbalc. hapticsd. para language

The question asks which option describes all forms of human communication that are not verbal. Let's analyze the options provided:

1. Body Language: This includes gestures, posture, and other physical movements that communicate messages without spoken words.

2. Non-verbal: This term broadly encompasses all forms of communication that do not involve spoken language, including body language, facial expressions, and more.

3. Haptics: This specifically refers to communication through touch, which is a subset of non-verbal communication.

4. Para Language: This relates to the non-verbal elements in speech, such as tone, pitch, and volume, but it still involves spoken language.

Final Answer

The correct choice is b. Non-verbal, as it encapsulates all forms of human communication that are not verbal.