Section: Mathematical Reasoning

25) Identify mode for the following data: 

2, 2, 2, 2, 7, 7, 7, 7, 7, 7, 9, 9, 9, 11, 11, 13, 12, 9, 9, 9, 2, 7, 7, 7

1. 2
2. 7
3. 11
4. 9