Why did soldiers rub mold on their wounds?

Which sentence best expresses the differing opinions of these two book reviews?

Many farmers prefer cattle without horns because it is safer for their herds. the allele for no horns (n) is dominant to the allele for the presence of horns (n). a farmer mates a male with horns to a heterozygous female without horns. what is the chance that the offspring will have horns?

Types of scientific inquiry that biologist engage in that cannot be completely controlled