Question

but the classic often brings the whole racing season to a perfect conclusion by deciding the horse of the year. source: washington post in the sentence above, conclusion has the same or almost the same meaning as: hurdle finish arc tactic

Explanation:

The word "conclusion" in the context means the end or the finishing - point of something. "Finish" has a similar meaning as it also refers to the end of an activity or a process. "Hurdle" is an obstacle, "arc" is a curved line, and "tactic" is a strategy, none of which are related to the meaning of "conclusion" in this context.

Answer:

B. finish