Which One of the Following Statements Regarding the Rigidity of Employment

Which one of the following statements regarding the rigidity of employment index discussed in the text is NOT correct?

A) The U.S. labor market experiences more rigidity, thus ranking higher, than most European countries.
B) Countries that rank higher on the index tend to have more long-term unemployment.
C) Countries that rank higher on the index tend to have less flexible and dynamic labor markets.
D) The index ranks countries based on a summary of hiring and firing costs as well as the ease of work hour adjustments.