Hello.
The correct answer is C) 1840's
A metropolis is one city with a populace of a half of a million or more inhabitants that sits at the center of an "agglomeration" of littler urban entities that converge into a persistent developed zone. While a megalopolis is a provincial, spread out combination of different open spaces, towns and urban communities.
The fossils of the animals are also important to gather information of the past time.
Explanation:
Like the information gathered by the geologists and archaeologists, fossils of the animals are also playing an important role in gather the information about the land form. The fossil of the animals shows that the life on the earth was different in past time.
Paleontologists can determine the age of fossils using methods such as radiometric dating and classify them to determine evolutionary relationships between organisms. Thus, fossils have their own importance in telling about land time travelling.
Answer:
B. natural resources is the answer
