Which of the following statements is true regarding brainstorming?
a) Brainstorming fails to develop group cohesiveness.
b) Research consistently shows that a group in a brainstorming session generates more ideas than an individual working alone.
c) Brainstorming can overcome the pressures for conformity.
d) Brainstorming encourages criticizing an idea as early as possible.
e) Brainstorming overcomes the problem of "production blocking."