The Principle of Least-Sized Groups

The principle of least-sized groups:

A) groups with less than five members are more efficient than groups of five or more members.
B) never create a small group unless there is a clear purpose for doing so.
C) contains as few members as possible so long as all necessary perspectives and skills are represented.
D) the smaller the group, the better decisions tend to be.
E) small groups accomplish less than larger ones.