Kira Is Involved in a Research Study Consisting of Four

Multiple Choice

Kira is involved in a research study consisting of four phases. First, her behavior is monitored under baseline conditions. Then her mother gives her rewards for specific behaviors. In the third stage, she goes back to baseline, and in the fourth, her mother again rewards her. What kind of research is this?

A) a single-participant experiment
B) longitudinal
C) correlational
D) a field study