Which of these is an example of an achievement of antient india?

Ancient India was home to two of the world's first cities, Harappa and Mohenjo-Daro. These cities had stone buildings, multiply stories, and sewage systems! India was one of the very first civilizations to use algebra and calculus. The number zero was invented in Ancient India by a man named Aryabhatta.

answer: it b

explanation:

cuz l   said so

answer: the risk-return relationship. generally, the higher the potential return of an investment, the higher the risk. there is no guarantee that you will actually get a higher return by accepting more risk. diversification enables you to reduce the risk of your portfolio without sacrificing potential returns.

explanation: