Answer:
B. Selective breeding uses two horse parents with the desired traits to increase the chances of passing the desired traits on to offspring.
Step-by-step explanation:
Essentially, horse breeders pick two animals that possess the desired characteristics like speed, stamina and nimbleness, and then interbreed them to increase the probability of their progeny inheriting those qualities. This process gradually leads to the formation of particular horse breeds that are especially proficient in the sport of racing.