Leo spent $6, 600 to construct an entrance ramp and to widen doorways In his personal residence to make the home accessible for his wife, who is disabled and confined to a wheelchair. The $6, 600 expenditure increased the value of the residence by $2,000. How much of the $6, 600 is a deductible medical expense (before considering limits based on AGl)? A) $4, 600 B) $2,000 C) $6, 600 D)$0