What Are the Major Disadvantages of Having an Improvement Team

What are the major disadvantages of having an improvement team that is too large?

A) Difficulty in having constructive input from the entire group. II. Difficulty in arriving at consensus. III. Difficulty in finding large meeting facilities. IV. Difficulty, on the part of the recorder, in keeping up with more paperwork.
B) I only
C) I and II only
D) I, II and III only
E) I, II, III and IV