Martin,a 50 Year-Old Single Taxpayer,paid the Full Cost of Maintaining

Martin,a 50 year-old single taxpayer,paid the full cost of maintaining his dependent mother in a home for the aged for the entire year.What is the amount of Martin's standard deduction for 2017?

A) $6,350
B) $9,350
C) $10,150
D) $12,700
E) None of the above