With no explanation, label text_A→text_B with either "no" or "yes".
text_A: For nonsmokers and are lazy, the probability of college admission is 15%. For nonsmokers and are hard-working, the probability of college admission is 53%. For smokers and are lazy, the probability of college admission is 30%. For smokers and are hard-working, the probability of college admission is 72%. For nonsmokers, the probability of being hard-working is 42%. For smokers, the probability of being hard-working is 70%.
text_B: Does smoking positively affect college admission through effort?
yes.