Which example best describes the influence of genetic factors?
a) a corn plant is the same height as another corn plant of a different variety
b) a shrub with good access to sunlight is taller than other shrubs located in shaded areas
c) a horse is the same size as its parents and similar height to other horses of the same Breed that it lives with on a farm.
d) The adult offspring of a pair of deer is shorter than its parents and obtained fewer nutrients when it was younger