Answer: c) Critically endangered species
Explanation:
Critically endangered species include individuals whose number has been reduced by more than 80% of the total population. Sometimes, the species is considered extinct, but extensive research often determines that it is critically endangered. Critically endangered species are actually on the verge of extinction. The red wolf, the South Chinese tiger, and the Siberian tiger are currently on that list with many other species.
Answer:
urban areas, where they worked in factories.
Explanation:
