Please review the article to answer the wuestions.These wuestions ate about a systematic review critique paper. (please type the answer)

Credibility: for the following questions provide a brief rationale or explanation for your answers.

Yes, No or Not Clear is not sufficient. ​

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1) Was the topic clearly defined?

The Article: "Optimal nonpharmacological management of agitation in Alzheimer's disease: challenges and solutions" by José Carlos Millán-Calenti, 1 Laura Lorenzo-López,1 Begoña Alonso-Búa, 1 Carmen de Labra,2 Isabel González-Abraldes, 1 and Ana Maseda