Brianna reads the following paragraph from a short story.

As Cole watched Feiyan receive her first-place trophy for winning the chess tournament, he couldn’t help but beam proudly. He didn’t defeat Feiyan this time; she had defeated him in a hard-fought, complicated game. He had trained her well over myriad afternoons in their after-school chess club. And now he looked forward to the challenge that would await him in next year’s tournament.

Which detail in the text supports the theme that happiness can be found in another person’s success?

A.
As Cole watched Feiyan receive her first-place trophy for winning the chess tournament, he couldn’t help but beam proudly.
B.
He didn’t defeat Feiyan this time; she had defeated him in a hard-fought, complicated game.
C.
He had trained her well over myriad afternoons in their after-school chess club.
D.
And now he looked forward to the challenge that would await him in next year’s tournament.