Answer:
quell the anger, agitation, or excitement of.
"he had to pacify angry spectators"
Explanation:
Answer: "As Cole watched Feiyan receive her first-place trophy for winning the chess tournament, he couldn’t help but beam proudly"
This detail from the text supports the theme that happiness can be found in another persons success because Cole beamed proudly once he had seen that Feiyan had recieved her first place trophy, meaning that Cole herself had lost, but she was still happy for her.
He is 73 years old
Explanation: He is also 73 years old