Three-year-old-Joshua spits out his broccoli, scrunches his face and shouts, Yuck His mother cant ...

Three-year-old-Joshua spits out his broccoli, scrunches his face and shouts, Yuck His mother cant understand why he has such a distaste for broccoli, because she finds it to be rather bland. Why might Joshua and his mother have such different reactions to the taste of broccoli?
 
  a. As we get older, the overall number of taste buds decreases.
  b. The orbitofrontal cortex loses a significant number of neurons as we age.
  c. Myelinated axons connecting to the medulla become unmyelinated as we age.
  d. Hyperstimulation of taste buds in young children may produce the sensation of burning.