I was walking home from the store , when I saw an old man laying on the sidewalk , bleeding . The right side of his face was all covered in blood . He was conscious but seemed dazed and probably intoxicated . Nearby there was a young man dialing his cell phone .

Question: What may have happened to the old man ?
Answer: He was waiting on a rideHe likely fell on the sidewalk and hit his head while intoxicatedHe was waiting on the taxiNone of the above choices .