Please just answer what letter is the answer, no need for an explanation, thanks.

Which parking lot design features must be included to meet the requirements of the Americans with Disabilities Act?

$$A$)$ The accessible parking space should be at least $5$ feet wide for a car with an $8-$foot access aisle.

$$B$)$ There must be at least $89$ inches of vertical clearance.

$$C$)$ There must be at least five accessible spaces regardless of the size of the parking lot.

$$D$)$ There must be at least one accessible space for every $25$ total spaces.