Maryland Transportation Section 21-504

      (a)      Notwithstanding any other provision of this title, the driver of a vehicle shall exercise due care to avoid colliding with any pedestrian.

      (b)      Notwithstanding any other provision of this title, the driver of a vehicle shall, if necessary, warn any pedestrian by sounding the horn of the vehicle.

      (c)      Notwithstanding any other provision of this title, the driver of a vehicle shall exercise proper precaution on observing any child or any obviously confused or incapacitated individual.