The Magna Carta was the document that reduced the power of the English Monarch.
I believe the answer is investigations
Answer:
During the Mediaeval period, a large number of foreign travellers such as Ibn Battutah, Marco Polo, Alberuni etc visited India and have left an account of their observations.It is through these accounts that we have come to know about India in that period. Such accounts by foreign travellers are known as travelogues.
The answer is A) Power plants and B ) vehicle exhaust C) open waste burning.
Brainiest please:)