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 2013?

A) $6,100
B) $8,950
C) $9,950
D) $12,200
E) None of the above