Which option distinguishes the two cows that would be kept and breed 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.
a. the second cow and the third cow
b. the first cow and the fourth cow
c. the first cow and the second cow
d. the second cow and the fourth cow