With no explanation, label text_A→text_B with either "no" or "yes".
text_A: For nonsmokers and are lazy, the probability of being lactose intolerant is 33%. For nonsmokers and are hard-working, the probability of being lactose intolerant is 72%. For smokers and are lazy, the probability of being lactose intolerant is 5%. For smokers and are hard-working, the probability of being lactose intolerant is 52%. For nonsmokers, the probability of being hard-working is 51%. For smokers, the probability of being hard-working is 46%.
text_B: Does smoking negatively affect lactose intolerance through effort?
yes.