Barnum and Bailey part of a famous traveling circus, so they travel frequently. Their child, Ringling, is an 11-month-old baby and travels everywhere the circus goes. Ringling has a regular routine but easily adapts to new eating and sleeping habits whenever the circus moves across states. According to Chess and Thomas, Ringling would be classified as


an easy child.


an inhibited child.


a slow-to-warm-up child.


a passive child.