67.Don and Deidra are married but they have not lived together for the last three years. Don and Deidra are not legally separated and she will not agree to file a joint return. For the past two years Don's father Wyatt has lived with him. Wyatt's only income is a pension of $2,500 and social security of $3,950. Don pays all the costs of keeping up the home and can claim Wyatt as a dependent. Don has no other dependents and no one else lived in the home. What is Don's filing status?

Choose one answer. 

a. Single 

b. Married filing separately 

c. Head of Household 

d. Married filing jointly