I believe the answer is: B. because his scientific endeavours in electricity were noteworthy.
King Louis was only in his early twenty's at that time. Because of many of Franklin's work in electricity field, he became very popular in French and King Louis wanted to meet him in order to discuss the application of electricity in French, and even willing to pay Franklin with a huge amount of money for it.
The black people relation with the British during the revolution war
Several black people fought alongside the British in the revolution war, as they were promised freedom. When the revolution ended, the British had succeeded in emancipating large numbers of black people who either freed to Canada or lived as free men in free states.
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THE STRATEGY DESCRIBED WOULD BE THEY TRICKED YOU INTO THINKING THAT YOU HAVE TO RELY ON THEM THE VINE IS THE MEANING OF LIFE AND IT IS UP TO YOU AS TO WHERE THE VINE GROS TO AND WHERE IT WITHERS UP.