【单选题】With which of the following generalizations regarding management structures would the author of the passage most probably agree?
A.
Hierarchical management structures are the most efficient management structures possible in a modern context.
B.
Firms that routinely have a high volume of business transactions find it necessary to adopt hierarchical managemnt structures.
C.
Hierarchical management structures cannot be successfully implemented without modern communications and transportation.
D.
Modern multinational firms with a relatively small volume of business transactions usually do not have hierarchically organized managemnt structures.
E.
Companies that adopt hierarchical management structures usually do so in order to facilitate expansion into foreign trade.