Answer:
the action of keeping something harmful under control or within limits.
Explanation:
Answer:
one of the answers is mass reproduction
Explanation:
The correct answer should be D. an urban unit with clear boundaries and a degree of autonomy
A has to be a town, even though the definitions of the two are almost the same. B is not it because a city can be an industrial center, not a cultural one. C is not it because natural geographic boundaries are not necessary.
