Task: Question Answering
Input (English): Question: What is the mechanism of action of the immunosuppressant drug everolimus ?: 
 Options:  <1> Inhibition of the activation of lymphocytes as membrane receptors. <2> Inhibition of the transmission of the activation signals. <3> Inhibition of nucleotide synthesis. <4> Inhibition of lymphocyte migration. <5> Inhibition of proliferation signals.
Output (English): 5