One main reason for studying civilization is TO REVEAL THE CONTRIBUTION OF ANCIENT CIVILIZATION.
Everything has an origin and humans of nowadays are product of men of yesterday. Men study history in order to understand our origin and how far we have progress through time. Comparing the knowledge of present societies with the ancient ones help us to become aware of how the ancient civilization has contributed to today's developments.
The British government gradually extended the right to vote to most men.
Answer:
Ionic bonding occurs when transfer of electrons takes place. One atom (or molecule) donates one or more electrons to another. Covalent bonding occurs when atoms/molecules share pairs of electrons. Metallic bonding is bonding that occurs in metals.
Explanation: