Which of the following set of statements is correct for describing the human communication process? 
1) Non-verbal communication can stimulate ideas. 
2) Communication is a learnt ability. 
3) Communication is not a universal panacea. 
4) Communication cannot break-down. 
5) More communication means more effective learning by students. 
6) Value of what is learnt through classroom communication is not an issue for students. 
Code: