Which are ways to avoid ineffective communication? Select all that apply. Engage in active listening.

Wait until you are calm before talking.

Take notes on what the other person says.

Remain open-minded.

Raise your hand before speaking.

take notes on what the other person says , Engage in active listening

Explanation:

you should always take notes on what the speaker is saying it will help you answer the question. It will also help you understand what they are talking about.

probably since the potency of the cocaine, not a lot, but i've never done any research on cocaine so i wouldn't know, but i would also guess it would determine on the gap between sniffs or if you did it all at once, so i really don't know.