Difficult babies with an intense and highly reactive temperament tend to be

A) intelligent and imaginative.
B) irritable and unpredictable.
C) fearless and assertive.
D) extraverted and cheerful.

Difficult babies with an intense and highly reactive temperament tend to be irritable and unpredictable. They often cry and fuss more, have trouble settling down, and are easily overstimulated. However, it is important to note that temperament is just one aspect of a child's development and does not necessarily indicate their future personality or abilities.