Does anybody know the answer?

Answer:
A. The chinese exclusion act is a bad policy...
Explanation:
It shows on the sign by the man that it goes against communist that can include several types of people and races (russia being one of them) so just including china would be wrong, which is what the artist is trying to convey.
In the spring of 1882, the Chinese Exclusion Act was passed by Congress and signed by President Chester A. Arthur. This act provided an absolute 10-year ban on Chinese laborers immigrating to the United States.