Table: 2009 - 10 mexican primera división season
Question: What is the maximum points difference between the 2008 A season and the 2009 C season for the teams in the Mexican Primera División season?
Step 1 (Reasoning, Grounding): 2008 A season, 08 a pts
Step 2 (Reasoning, Arithmetic): -, difference
Step 3 (Reasoning, Other Commonsense Reasoning): difference
Step 4 (Reasoning, Aggregating): MAX, points difference
Answer: 15