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 85%. For those who choose to take the stairs and penguins who are happy, the probability of penguin death is 59%. For those who choose to take the elevator and penguins who are sad, the probability of penguin death is 45%. For those who choose to take the elevator and penguins who are happy, the probability of penguin death is 23%. For those who choose to take the stairs, the probability of penguin happiness is 40%. For those who choose to take the elevator, the probability of penguin happiness is 68%.
text_B: Does my decision negatively affect penguin survival through penguin mood?
yes.