At 7.20 pm, Sunday 23 November, a bicycle was removed from outside the video and off-licence store. A 14-year-old boy called James Gibb had left it there before going into the store to return a DVD he and his family had watched the previous evening. When he came out of the store the street was deserted, but he saw someone in the distance riding a bike in the direction of a nearby supermarket. The following facts are also known: The owner of the video and off-licence shop was serving inside the shop at the time the bicycle was stolen. A group of teenagers all wearing hooded tops were standing outside the store when James entered to return the DVD. The store closes promptly at 9 pm on Sunday evenings. The owner of the store is a man of strong opinions but has very poor eyesight. The person seen riding the bicycle was wearing a hooded top. James chatted for a few moments to the owner of the store before going back outside to retrieve his bicycle.

Question: The owner was serving James inside the store at the time when the bicycle was taken.
Options:
A. true, B. false, C. uncertain
Answer: "C"