Task: Question Answering
Input (English): Problem: of 60 children, 30 are happy, 10 are sad, and 20 are neither happy nor sad. there are 19 boys and 41 girls. if there are 6 happy boys and 4 sad girls, how many boys are neither happy nor sad ?
Options: a. 2, b. 7, c. 6, d. 8, e. 10
Output (English): b