Task: Question Answering
Input (English): Question: In the treatment of patients with Alzheimer's disease, which of the following treatment options do you consider most appropriate? 
 Options:  <1> The initial treatment of any type of urinary incontinence with drugs such as oxybutynin is of choice due to its anticholinergic effects. <2> Treatment with acetylcholinesterase inhibitors. <3> For the treatment of associated depression prioritize the use of tricyclic antidepressants. <4> The typical neuroleptics at high doses. <5> Estrogen replacement therapy.
Output (English): 2