Detailed Instructions: In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").
Problem:A herd of cattle is slowly making its way through a large field. The shepherd realizes that he forgot to bring grain for the cattle, yet the cattle will survive just fine in the field, because (A) they eat roughage (B) they hunt meat (C) they eat insects (D) they eat prey
Solution:
A