10. In each of the following independent cases, determine taxpayer Donna's filing status for 2020. (4 points) A) Donna is single and lives alone. She maintains the household where her parents reside. Only one of her parents qualifies as her dependent. B) Donna is divorced and maintains the household where she and her unmarried son live. Donna's son does not qualify as her dependent but meets all the requirements of a qualifying child. C) Donna is divorced and maintains the household where she and her married son live; her son files a joint return with his wife. D) Donna is married, but her husband moved out in early 2020 and has not been in contact with her since. Donna and her estranged husband have no dependents