George owns two personal residences that satisfy the two-year ownership and use test with respect to the five-year window. The Elm Street residence has a cost basis of $250,000, and the Maple Street residence $200,000. He intends to sell both and move into a rental property. He sells the Elm Street residence in December 2020 for $275,000. In January 2021, he sells the Maple Street residence for $430,000. Which of the following statements regarding his situation is true? O a. George can use the 121 exclusion to eliminate his taxable gain in both 2020 and 2021. O b. George should have waited until 2021 to sell both properties so that he could use the 121 exclusion for the combined $255,000 gain on both properties. C. George would be wise to use the 121 exclusion in 2021 to eliminate his taxable gain of $230,000, rather than in 2020 when his gain is only $25,000. O d. George does not qualify for a 121 exclusion because he owns two homes. George must use the 121 exclusion to eliminate his taxable gain of $25,000 in 2020. Oc. O e