please help! and thank you in advance :)

b. Which scenario generates the lowest retirement savings at the end of 20 years? What is the amount? Note: Round "Amount" to 2 decimal places. c. Which scenario generates the second highest retirement savings at the end of 30 years? What is the amount? Note: Round "Amount" to 2 decimal places. b. Which scenario generates the lowest retirement savings at the end of 20 years? What is the amount? Note: Round "Amount" to 2 decimal places. c. Which scenario generates the second highest retirement savings at the end of 30 years? What is the amount? Note: Round "Amount" to 2 decimal places