Donald is 56 yeard old and divorced. He is the only support for Linda, his mother who is 80 year old. She lives in a nursing home for the entire year. Linda had no income for the year. Dave's filing status and Child Tax Credit or Other Tax Credit is:

Select one:

a. head of household and $500 credit

b. head of household and $2000 credit

c. single and $500 credit

d. single and $2000 credit.