Answer:
According to Thomas and Chess's classification of temperament, Carla's baby is a(n) C. easy baby.
Explanation:
The temperament of a baby according to these author's theory, has to do with the way babies react to the differt characteristics of the environment they live in, and the modifications they have to make in their bodies to adapt to the new world.
An easy baby is a bay that can be easily calmed, that can adapt to different sitations, and that can easily regulate his sleep, can be easily calmed, that can be around different people.