Thelma and Timothy have a retirement savings goal of $1,500,000. They are planning for a retirement lasting 30 years. They would like to retire in 27 years. The combined total of their retirement accounts is $90,000 today. They assume their portfolio can earn 6 percent over time and that inflation will average 2.5% annually. How much will they need to save at the end of each year to meet their retirement goal? A. $18,435. B. $15,785. C. $12,430. D. $17,730. E. $29,550.