Answer:
Full question is attached.
Options are not available so I shall try based on general knowledge.
The Proctor has changed the game by showing his hand first. He chooses rock.
When playing Rock, Paper, Scissors, opponents should show their hands at the same time so as to avoid cheating. In showing his hands first, the Proctor has changed the way the game is played.
Calista and Ezekiel both show paper which beats rock.
In the game of Rock, Paper, Scissors, rock beats rock so Callista and Ezekiel took advantage of the Proctor showing first to beat them.
Next, Eleni's hand shows scissors, which means she has lost the game on purpose.
In choosing scissors knowing full well that rock would beat scissors, Eleni lost on purpose.
Persephone questions/ queries all of her classmates' choices.
Persephone then tries to wonder why her classmates chose to do what they did.