Final answer:
Touching another person for communication purposes should only be done when necessary, using slow, smooth, and small movements.
Step-by-step explanation:
When touching another person for the purpose of communication, it is essential to understand the context and cultural nuances to ensure the communication is effective and not invasive, you should:
- Touch only when necessary: It's important to respect personal space and only touch someone when it is appropriate and required for effective communication.
- Use slow, smooth and small movements: Gentle and controlled movements when touching can help create a comfortable and non-threatening environment.
Therefore, the correct answer is Option D: a, d. Touching others should be done only when necessary and using slow, smooth, and small movements.