The Classical Approaches to Management, as a Whole, Are Criticized

The classical approaches to management, as a whole, are criticized because

A) the relationship between an organization and its external environment is ignored.
B) most managers are not trained to use these techniques.
C) many aspects of a management decision cannot be expressed through mathematical symbols and formulas.
D) many of the decisions managers face are nonroutine and unpredictable.
E) there is only "one best way" to manage and organize because circumstances vary.