Tabby is a new BCBA. She works with kindergarten students in a self-contained classroom at a public school as part of a clinic/home/school partnership between the ABA clinic she works at. The preschoolers make her handprint thank you cards after she helps them with a cooking lesson that they enjoyed. Tabby turns to the teacher when they give her the cards and says, I am sorry but this would be a violation of code 1.06b multiple relationships which says we do not accept gifts. The children start crying because they think she did not like the cards. What assimilaton or separation strategy identified by Knapp et al., 2013 in the Dark Side of Ethics is this an example of