Anne made sure she dressed professionally, shook hands firmly and spoke confidently at the meeting. she was demonstrating how nonverbal messages can be used to manage impressions in order to be select one:

I believe the answer is: be followed

Most people would perceive non-verbal message to find the true intend of our communicating partner rather than the actual words that they say.
Speaking confidently and dress professionally creates non-verbal message that indicates competence and authority, which make Anne much more likely to be followed by other people.

Ghana, first of the great medieval trading empires of western africa (fl. 7th–13th century). it was situated between the sahara and the headwaters of the sénégal and niger rivers, in an area that now comprises southeastern mauritania and part of mali.