Answer:
The scientists believe that they arose in Africa and spread to the rest of the world.
Explanation:
A is not correct because the Homo sapiens is not the earliest ancestor of moern humans, but it is the latest.
B is not correct because such evidence is lacking, and even though the Homo sapiens mixed with other hominids in Eurasia and sub-Saharan Africa, they were not of the same species.
C is correct because the evidence suggests for now that the Homo sapiens arose in Africa, and through several migration waves spread out on the other continents.
D is not correct because the Homo sapiens has not been replaced by any other species, as they are the species nowadays known as humans.
The volcano is an elevated structure through which the flows out and cools down and forms a rock
the volcano is of 3 types
Active volcano
dormant volcano
Extinct volcano
when there is a large amount of gas released from the volcano it indicated that the volcano may erupt in the future as the gas may be released from any chemical reaction the stopping of the gas shows the chemical reaction which took place is over or slowed down but it denotes in the near future the volcano my erupt and can cause destruction
hence it is concluded that the dormant volcano can become active with the passage of time
learn more about volcanoes here
brainly.com/question/440765
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