It’s very different in that traditional musical theatre singing roots from opera and in modern day theatre pop, but Hamilton chooses a rap/hip-hop approach to the music.
The answer is a change in tone.
Answer:
by the age of 2 a child understands emotion like my little sister I'll ask her to make it angry face and she'll make the cutest little angry face ever back on subject the brain has already developed a sense of emotion like happiness or anger so little Tommy would perform good he may mess up sometimes but we all mess up