Question

 This is the most cost effective communication method in the world​

Answer 1

Explanation:

Learn Different Ways to Communicate Effectively in the Workplace. This Chapter Covers Communication Methods such as ✓ Written ... More so, it can be used for future reference.

Answer 2

Answer:

Verbal communication

Verbal communication makes the conveying of thoughts faster and easier and is the most successful methods of communication. However, it makes up just 7% of all the human communication.