Sentence 1) Fallacy of Ethos. The decision was taken, based on the opinion and suggestion of the favorite teacher, because of his character and reputation.
Sentence 2) Fallacy of pathos. This statement appeals to the audience's emotions, saying that something bad will happen in case of some ommission.
Sentence 3) Fallacy of Logos. This example uses a logic form of conclusion. "When it rained, we won. So, since it's raining, we will win."