Slytherin gc

Draco:Who left their potions notes in the Great Hall? Snape almost used them as an example of “what not to do.” Pansy:Probably Crabbe. The handwriting looked like a dying spider. Crabbe:Oi. Goyle:Pretty sure it was yours, Draco. Draco:Impossible. My handwriting is elegant. Blaise:You spelled “arsenic” wrong three times yesterday. Draco:That was intentional. I was testing Granger. Theo:And did she pass your incredibly difficult test? Draco:Unfortunately. Pansy:you y/n any idea on who it is