Tyler Is a Toddler That Throws Extreme Temper Tantrums

Tyler is a toddler that throws extreme temper tantrums. He gets angry when he doesn't get to do what he wants. He gets very stressed when his schedule is altered, and his mother can predict that he will throw a temper tantrum at that time, too. Tyler is most likely how old?

A) Two months to 6 months of age.
B) Eight months to 20 months of age.
C) Twenty-four months to 36 months of age.
D) Twenty-one months to 24 months of age.