Select the best answer from the choices provided.
a)the british and their colonies were able to trade without exchanging gold or silver, and the ships' owners (who were british) were able to make a profit at every leg of the journey.
b)american and african colonies were able to develop factories and make their own manufactured goods.
c)the british and their colonies were able to exchange gold and silver at a much cheaper rate than the french and portuguese.
d)the colonies were able to leverage their raw materials to benefit their economy, without damaging the economy in great britain.