TOEFL / Reading practice / Section KCLF
Read in Daily Life

Read a text message chain.

Maya (4:12 P.M.): Hey, are you still at the library? I think I left my blue folder on the table by the printers. Chris (4:14 P.M.): Yes, I'm on the second floor. I'll go check. Chris (4:16 P.M.): Found it! Want me to bring it to your dorm? Maya (4:17 P.M.): That would be amazing. I need it for my 6:00 class. I owe you one!
22. At 4:17 P.M., what does Maya mean when she writes, “I owe you one”?