Amber's employer, Lavender, Inc., uses a 401(k) plan that permits salary deferral elections by its employees. Amber's salary is $99,000, and her marginal tax rate is 24% and she is 42 years old. a. What is the maximum amount Amber can elect for salary deferral treatment for 2022? b. If Amber elects salary deferral treatment for the above amount, how much can she save in Federal income taxes? Her tax liability for 2022 would be reduced by $ c. What is the recommended amount that Amber should elect as salary deferral treatment for 2022, considering only the Federal income tax effects