A Researcher Records a Child's Crying Behavior When the Child

Multiple Choice

A researcher records a child's crying behavior when the child is at school and when the child is at home and provides treatment at school then at home.The researcher is using a(n) _____________ design.​

A) ​A-B-A-B
B) ​multiple-baseline-across-settings
C) ​changing-criterion
D) ​multiple-baseline-across-behaviors