Marcus has stopped being so demanding and waits his turn when playing with his friends.He also appears to be more interested in others instead of himself.He is probably in what developmental period?

A) Infancy
B) Toddlerhood
C) Early childhood
D) Middle childhood

The behaviors described suggest that Marcus is in early childhood, which is typically considered to be between the ages of 2 and 6 years old. During this stage, children begin to develop a sense of empathy for others and learn to share and take turns when playing with friends. They also become less self-centered and more interested in socializing and making friends.