Q: In this task, you're given a question, a context passage, and four options which are terms from the passage. After reading a passage, you will get a brief understanding of the terms. Your job is to determine by searching and reading further information of which term you can answer the question. Indicate your choice as 'a', 'b', 'c', or 'd'. If you think more than one option is plausible, choose the more probable option to help you answer the question.
Question: What is the population of the city that hosted the 2015 NACAC Championships? Passage:The United States of America will compete at the 2015 World Championships in Athletics from August 22 to August 30 in Beijing, China. The membership of the team was selected at the 2015 USA Outdoor Track and Field Championships. However, membership on the team was subject to the athlete achieving a qualification standard. In addition, champions from the previous World Championships and the 2014 IAAF Diamond League receive an automatic bye. An automatic entry is also available to an Area Champion, the IAAF definition of an Area essentially being the specified continental areas of the world. The United States is part of the North American, Central American and Caribbean Athletic Association, which held its championship August 79, 2015 in San Jose, Costa Rica where 20 athletes qualified. The deadline for entries was August 10. The final team membership as submitted to the IAAF was announced on August 10, 2015.
Links: a. San Jose, Costa Rica b. San Jose, Costa Rica c. 2014 IAAF Diamond League d. China
A:
a