Answer:
The correct answer would be option D, Language and sign.
Step-by-step explanation:
Different forms of Language include written, spoken, sign and body.
The language is a way of communication. The way to communicate your thoughts, your feelings, your emotions. There are many languages in the world which are particular to different regions. Some are international languages that are used to communicate between the people of different regions. Languages can have different forms. The purpose of language is to communicate and this communication can be in the form of writings, speakings, sign language or the body language. All forms are used to communicate the thoughts or feelings or message to other people.