a); and c). During Chandragupta II reign, great impulse was given to arts and science. One of the main scholars of the time was Aryabhata, who came up with the concept of zero and discovered the ratio of pi. He also worked in demonstrating that the earth moves around the sun instead of otherwise.
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The Gilded Age is most famous for the creation of a modern industrial economy.
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Answer: Response in the explanation below
Explanation: I believe the arrival of British traders in India in 1615 significantly impacted the direction of India's history. These bonds with the British would last for hundreds of more years until they gained independence from them in 1947.
By invoking the act, the United States could abstain from participating directly in a foreign conflict.
Answer: The Colombian Liberal Party
Explanation: Hope that helps! <3