Multiple Choice
Dr. Clark observes his client's sleep difficulties for a period of 2 weeks to establish a baseline. He then institutes an intervention and measures the client's sleep difficulties for 2 weeks. The intervention is removed for a period of 2 weeks and then implemented again, and measurements are taken. This design is best described as ______.
A) A-B
B) A-B-A
C) A-B-A-B
D) A-B-B-A
Correct Answer:

Verified
Correct Answer:
Verified
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