With no explanation, label text_A→text_B with either "no" or "yes".
text_A: For campers who do not light a match, the probability of the forest on fire is 37%. For campers who light a match, the probability of the forest on fire is 67%.
text_B: For campers who light a match, would it be less likely to see the forest on fire if the camper had not lit a match?
yes.