Penny is 57 years old and she participates in her employer's 401(k) plan. During the year, she contributed $2,000 to her 401(k) account. Penny's AGI is $36,000 after deducting her 401(k) contribution. What is Penny's saver's credit in each of the following alternative scenarios? (Use Exhibit 13-8) Note: Leave no answer blank. Enter zero if applicable. a. Penny is not married and has no dependents. b. Penny files as a head of household and has three dependents. c. Penny files as a head of household and has one dependent. d. Penny is married and files a joint return with her spouse. They have three dependents. e. Penny files a separate tax return from her husband. She claims two dependent children on her return