One Outcome of the Hawthorne Studies Could Be Described by Which

One outcome of the Hawthorne studies could be described by which of the following statements?

A) Social norms are the key determinants of individual work behaviour.
B) Money is more important than the group on individual productivity.
C) Behaviour and employee sentiments are inversely related.
D) Security is relatively unimportant.
E) While groups are an important determinant of worker productivity, the individual him/herself is most important.