show the difference in tax treatment between the following 4 independent alternatives: 3,500/ month comes from a Roth IRA that was established in 2002 3,500/ month comes from a regular IRA where all contributions were tax deductible 3,500/ month comes from a life annuity that was established with an investment of $450,000 3,500/ month comes from a 401(k) distribution where 109,000 of the contributions were made with previously taxed dollars