Answer:
It helps us to develop new technologies.
Explanation:
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Answer:
Most probably the last one is correct.
Explanation:
As the "Supercontinent" broke down just like puzzles.
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Answer:
A public service is a service intended to serve all members of a community. Public services include services provided by a government to people living within its jurisdiction, either directly through public sector agencies or by financing provision of services by private businesses or voluntary organizations.