Mr Lim Has Been Struggling with the Onset of Early

Multiple Choice

Mr. Lim has been struggling with the onset of early dementia. He is having a very hard time remembering his address, his grandchildren's names, and his daily routine. Mr. Lim was accepted into a clinical trial for a new drug to test its effectiveness compared with other medications on the market in slowing down the symptoms of dementia. Mr. Lim would transition to each medication group every 3 months. In each group Mr. Lim was initially assessed with periodic neurocognitive assessments to monitor any change. Mr. Lim was part of what type of research design?

A) mixed factorial design
B) between-subjects design
C) within-subjects design
D) quasi-experimental design