Because he had finally realized that the plague was stupid and unnecessary therefore he was saying a plague on both your houses as in I hope something bad happens to you guys so you can regret all this
Claim means the truth evidence is for to help prove that the claim you made has facts alligned by it.
for example:
my pet pig is pale pink with a black spot on her back. Her name is penelope.
what does the pig look like?
pale pink with a black spot.
whats the evidence.
"my pet pig is pale pink with a black spot on her back."
The simile is when the dialogue says "It prics like thorn"
Hope this helps! :)
A simile is using like or as. so that is why this is the answer .