Answer:
call option and riskless investment
Explanation:
A protective put strategy is a term often referred to as married put that describes a form of risk-management strategy, whereby an investor used options contracts to protect the shares of a stock or other asset against a loss.
A call option and riskless investment, on the other hand, is a term that describes an agreement to between buyer and seller to exchange a tradeable finance asset at a set price. It is considered to have a net pay off similar to protective put strategy.
Also, a riskless investment is a theoretical term that describes a form of investment such as savings, with a specific rate of return and less to no chance of default.
Hence, what can be used to replicate a protective put strategy is CALL OPTION and RISKLESS INVESTMENT
