What are the three properties of self-disclosure?

The school board members have agreed on a solution to the overcrowding problem, though it's not unanimous – it's just something they can all live with for now. Which method did they use to decide?

a. consensus b. symposium c. majority rule d. authority

All the following are elements of role involvement that are extremely important to group environment and likely contributors to cohesiveness except for:

a. role efficacy b. role consistency c. role conflict d. role overload e. role satisfaction