Hello there.
<span>After the Bill of Rights, many of the amendments added to the Constitution
</span><span>changed the working of the federal government
</span>
The answer is D, for the treaty of Portsmouth. Extra note: he was the first American to win a Nobel Peace prize.
Decreased trade with other countries is the one that was not happening in the second half of the eighteenth century. The correct option among all the options that are given in the question is the fourth or the last option. The other three choices given in the question, all led to an increase in trade. I hope it helps you.