In a cost-benefit analysis, costs and benefits can also be referred to as
strengths and weaknesses.
pros and cons.
highs and lows.
gains and losses.

c. free trade can lead to low pay for workers in poorer countries.

i think you may have asked this twice, but i answered one of the

the answer is they believed george iii would never give them their freedom.

no, the constitution said nothing about adding territory. president jefferson said he had authority to make treaties so he called the purchase a treaty.