Which of the following criteria is necessary for every good meeting? 1. There should be a detailed agenda 2. Only the necessary people should be invited 3. The agenda should be a secret until the meeting begins 4. The meeting should last one hour 5. The members of the meeting should treat each other with respect a. Only 1 and 2 b. Only 1, 2, and 5 c. Only 1, 2, 4, and 5 d. All of the options, 1-5 Please select the best answer from the choices provided A B C D