Answer:
A. The Soviet Union shifts away from a command economy,
Explanation:
Soviet reformist leader Mikhail Gorbachev attempted to introduce private entrepreneurship in the Soviet economy, reduce the central command economy and allow regions and republics to make more decisions about their own issues. In the end, he did not succeed, economic liberalization failed to revive a stagnant economy.
The expense of making an additional shirt is know as the marginal cost. Hope this helps, good luck.
The primary objective of the treaty is C, to limit the number of warships.
The purpose of the three neutrality acts was B, to keep the US out of another world war.
In the cartoon, now-prosperous immigrants object to further immigration to America. The meaning behind the prosperous immigrants' shadows is that there is an underlying secret to how the immigrants became prosperous or their lives are in danger because they are more prosperous than the locals.