Question

If generalization is observed when the independent variable is introduced to the first baseline in the multiple baseline design, one way to show control is to change the design to

Answer 1

The best answer that completes the statement above is this: CHANGING CRITERION DESIGN.
This question is based on the use of a double-blind study. When we say double-blind study, from the term itself double-blind, it means that neither the experimenters nor the sample or participants are going to receive the treatment of the said experiment. This kind of study is typically used in order to remove bias in the research results. Hope this helps.