They would not pay taxes on their tea, plain and simple. The Boston Tea Party is also important because of both the British and American responses to the actions that followed the tea party.
I believe the the answer is C. A difficult journey to get there.
I hope this helps!
It would be "Doctors Without Borders" that functions to provide clinics and surgeries in developing nations, although it should be noted that other organizations such as the International Red Cross help fund these efforts.
They stoped importing British goods into the colonies