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: Who was the Meistriliiga league champion when Tallinna Kalev placed ninth but avoid relegation after a play-offs? Passage:In January 2010, Sergei Ratnikov was appointed as manager. Tallinna Kalev won the 2011 Esiliiga were promoted back to the Meistriliiga. The club finished the 2012 season in ninth place, but avoided being relegated by defeating Tarvas 31 on aggregate in the relegation play-offs. In December 2012, Frank Bernhardt was appointed as manager. Tallinna Kalev finished the 2013 season in eighth place. In January 2014, former Estonia national team manager Tarmo Ruutli took over as manager. Ruutli subsequently left in March 2014 and Sergei Zamogilnoi took over as manager. Following a disappointing 2014 season, where Tallinna Kalev finished in 10th place and were relegated to the Esiliiga once again, Zamogilnoi was replaced by Marko Parnpuu. Tallinna Kalev returned to the Meistriliiga after finishing the 2017 season as runners-up. In November 2017, Parnupuu was replaced by Argo Arbeiter. The team finished the 2018 season in eighth place, after which Arbeiter left and Aleksandr Dmitrijev took over as manager.
Links: a. 2017 Esiliiga b. Tarmo Ruutli c. 2012 Meistriliiga d. Sergei Ratnikov
A:
c