The American Labor unions respond to the production demands
of the World War II by which they granted the government request in which they
uphold and pledge that they will not strike in which it could be seen that they
respond to the production demands that had occurred in the World War II.
Answer:
B.) To provide protection
Explanation:
In the sentence, "to harbor" mean to provide protection to somebody. The actual meaning of harbor refers to a place where ships and boats can be docked in the water. There is no water body or ocean present around Afghanistan so the actual meaning of harbor does not apply. So that's why the harbor word is used for giving protection.
C. The number of communist countries stayed the same during these years.