Which sentence from the passage includes a subordinating conjunction?
“Acupressurists believe that emotional imbalance causes pain, and that in many cases, pain is the body's response to unresolved issues and events.” (paragraph 3)
“To apply pressure, they may use their hands, fingers, arms, legs, and even their feet.” (paragraph 4)
“Traditional Chinese medicine teaches that pain is the result of a person's energy flow, or chi, being out of balance.” (paragraph 7)
“Acupuncture carries a slight chance of infection or internal bleeding, though these are extremely rare.” (paragraph 11)