There are many investment avenues that can give you good returns but If you are not sure, then you need to analyse your requirement and risk appetite to consider a certain investment option as the best. Indians generally prefer to invest in government-backed instruments since they are considered safe but the following options can also give you good returns
Fixed Deposit (FD)
Public Provident Fund (PPF)
National Pension Scheme (NPS)
Gold
Equity-Linked Savings Scheme (ELSS)
Recurring Deposit (RD)
Real Estate