Compute the 2020 standard deduction for the following taxpayers. If an amount is zero, enter "O". Click here to access the standard deduction table to use. b. $ 27,000 X Ruby and Woody are married and file a joint tax return. Ruby is age 66, and Woody is 69. Their taxable retirement income is $14,315. Shonda is age 68 and single. She is claimed by her daughter as a dependent. Her earned income is $240, and her interest income is $515. C. $ 2,240 x