Ron Study, a 20-year-old university student, was involved in a road accident on Friday night on the A1 in North Yorkshire. According to police, the accident occurred on the southbound carriageway at about 23.20. They said that the patrol car had been sent to the scene following a phone call they had received at 23.10 from a motorist who said that she had just seen two people walking along the side of the A1 South. It is also known that: Ron Study and Martin Less had been to a party at which they had been seen to be drinking heavily. They were almost knocked down as they attempted to cross the carriageway to get to the Easy Eater service area. Ron Study said that he had fallen asleep in a lay-by until he sobered up. He also said that he was awakened by blue flashing lights and realized that there must have been an accident. The driver of a car, which had been overtaking a lorry, said that he heard a thud and the lorry swered towards him. He had managed to avoid a collision by applying the brakes.

Question: Ron Study and Martin Less could have been the two people a motorist said she had seen walking by the side of the A1 South at 23.10.
Options:
A. true, B. false, C. uncertain
Answer: "A"