The field was mainly club runners in colours ... Calne were present , as were White Horse Runners , and Chippenham Harriers . There were proba bly only two or three non aligned runners , one of whom was accompanied by Charley the dog I 'd bumped into several people I knew before the off , and despite being a " clubby " race it was very relaxed and friendly . And I was proudly sporting my new birthday present , the tri suit . I 'd warmed up on the treadmill in the gym as it was convenient , with a kilometre to get me sweaty .
According to the above context, choose the best option to answer the following question.
Question: What may be a fact about the speaker 's day ?
Options:
A. They participated in a running club .
B. They had participated in a professional race .
C. They had watched a race .
D. None of the above choices .


A