With no explanation, label text_A→text_B with either "no" or "yes".
text_A: We know that confounder active or close to a college causes college degree or higher. confounder active or college degree or higher causes high salary. We observed the person lives far from a college and confounder inactive.
text_B: Would the employee has a low salary if college degree or higher instead of high school degree or lower?
no.