With no explanation, label text_A→text_B with either "no" or "yes".
text_A: For those who choose to take the stairs and penguins who are sad, the probability of penguin death is 78%. For those who choose to take the stairs and penguins who are happy, the probability of penguin death is 50%. For those who choose to take the elevator and penguins who are sad, the probability of penguin death is 39%. For those who choose to take the elevator and penguins who are happy, the probability of penguin death is 15%. For those who choose to take the stairs, the probability of penguin happiness is 25%. For those who choose to take the elevator, the probability of penguin happiness is 64%.
text_B: Does my decision negatively affect penguin survival through penguin mood?
yes.