Task: Question Answering
Input (English): Question: In a group of hats consisting of only blue hats, green hats, and purple hats, the ratio of blue hats to green hats to purple hats is 7:4:12. If there are a total of 138 hats in this group, how many of these hats are not blue?

 Option A: 28

 Option B: 42

 Option C: 48

 Option D: 96

 Option E: 76
Output (English): Option D