I am 30 years old. I plan to retire in 50 years. I am self-employed. I save via an IRA. I save $400 per month. The funds in the IRA are invested in the S&P 500 ETF. The stock symbol for the ETF is SPY. If the ETF appreciates at an average rate of 4% what will be the nominal value of the SPY at your retirement age? (a) 563,742 (b) 763,742.56 (c) 450,000 (d) 20,000