How do babies classified as "slow-to-warm-up" according to the NLYS criteria differ from those classified as difficult?

Question

Quizplus · Accepted Answer

Slow-to-warm-up babies, as opposed to difficult babies, tend to react to new situations, people, or environments with less intensity. They may be cautious or hesitant in new situations but do not exhibit the high levels of negative responses often seen in difficult babies.

How Do Babies Classified as "Slow-To-Warm-Up" According to the NLYS