Which option distinguishes the two cows that would be kept and bred in the following scenario? The first cow was a larger male with a wild temperament. The second cow was a smaller female who produced a great deal of milk. The third cow was a larger female who was often sick. The fourth cow was a larger male with a docile personality.

For breeding, the best choices are animals with useful traits that can be passed on. The second cow is a female that produces a great deal of milk, and the fourth is a large male with a docile personality. The first male is wild-tempered, while the third female is often sick, so they are less desirable choices.

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