What Is the Difference Between Multiple-Baseline and Changing-Criterion Designs

What is the difference between multiple-baseline and changing-criterion designs?

A) Multiple baseline shows changes in responses to different performance standards over time while changing criterion shows changes in different domains over time
B) Multiple baseline shows changes in different domains over time while changing criterion shows changes in responses to different performance standards over time
C) Multiple baseline shows how behavior can change slowly while changing criterion demonstrates rapid behavior change
D) Multiple baseline employs a single subject over time while changing criterion employs different subjects over time