Miriam gives her little brother Kahlil a hug. Mom says “here’s a candy bar for doing that, good girl!!” Miriam now hugs her brother very often. In addition, whenever Miriam does something and her mother says “good girl” the frequency of her doing that behavior goes up too. Here we’d say that being given a candy bar was a _______________ ___________________ (two terms), and that “good girl” became a ______________________ ______________________ (two terms). (please put two two-term answers in order with comma) positive reinforcer, secondary reinforcer positive reinforcer, negative reinforcer negative reinforcer, positive punisher none of the above
