One Difference Between Reflexes and Congenitally Organized Behaviours Is That

One difference between reflexes and congenitally organized behaviours is that

A) reflexes are clearly tied to the species' evolutionary history while congenitally organized behaviours are not.
B) reflexes rarely occur in the absence of a discrete, identifiable eliciting stimulus.
C) reflexes disappear during the first year of life while congenitally organized behaviours persist.
D) reflexes are present at birth while congenitally organized behaviours are not.