As a Mode of International Market Entry,licensing Agreements Pose the Following

As a mode of international market entry,licensing agreements pose the following limitation(s) :

A) a firm has less control over a license than over its own exporting or manufacturing abroad.
B) licensing agreements include a time limit and additional extensions (beyond the first) that may not be readily permitted by a number of foreign governments.
C) the licensee may become an important competitor in the future.
D) all of the above
E) (b) and (c) only