Task: Question Answering
Input (English): Question: Sara bought both German chocolate and Swiss chocolate for some cakes she was baking. The Swiss chocolate cost $3.6 per pound, and German chocolate cost $3 per pound. if the total the she spent on chocolate was $36 and both types of chocolate were purchased in whole number of pounds, how many total pounds of chocolate she purchased?

 Option A: 7

 Option B: 8

 Option C: 10

 Option D: 15

 Option E: 36/3
Output (English): Option E