Randy is advised by his physician to install an elevator in his residence, since he is afflicted with heart disease. The cost of installing the elevator is $8,000 and it has an estimated useful life of 10 years. He installs the elevator in January of 2012, and it increases the value of his residence by $5,000. Disregarding the limitation based on adjusted gross income, how much of the cost of the elevator may Randy take into account in determining his medical expense deduction for 2012?
a. $8,000
b. $3,000
c. None of the above
d. $300
e. $800