Chao-Yi is suspicious of strangers,has frequent tantrums,has an irregular pattern of waking and sleeping,and laughs and cries loudly.Which kind of temperament does she have?

A) Easy
B) Hyperactive
C) Difficult
D) Slow-to-warm-up

Temperament

The inherent part of an individual's personality that influences how they interact with their environment and regulates their emotions.

Tantrums

Emotional outbursts of anger and frustration, commonly seen in toddlers as a way of expressing their feelings.

Suspicious

Characterized by or inclined to suspect something wrong without having evidence.