Use the following information to answer questions 46–48.
Data from a random sample of 335 car owners in a certain city are listed below. The table indicates the number of owners in 3 age brackets (16-25, 26-45, 46-60) who own cars from 3 car companies (A, B, C) in this city. Each owner in the sample owns only 1 car.
46. Two car owners from this sample will be chosen at random. Given that no owner is chosen twice, which of the following expressions gives the probability that both owners chosen will be from the same age bracket?