According to Your Text, Which of the Following Is NOT

According to your text, which of the following is NOT a criticism that has been made of the collective behaviour approach?

A) insufficient attention is given to social structure
B) it pays very little attention to interest groups and to conflict among such groups
C) it assumes that collective behaviour is well-institutionalized
D) the concept of social contagion relies too heavily on irrationality
E) it assumes that collective behaviour is non-institutionalized