Based on investment analysis, the investments that simplify retirement savings are called target-date funds.
This is because target-date funds are an investment strategy that targets asset allocations' expected investment return funds.
Target date funds investment is usually long term designed to target the period the investors plan to be getting the return on the investment.
Hence, in this case, it is concluded that the correct answer is "Target-date funds."
Learn more about target-date funds here: https://brainly.com/question/24849270