Instructions: In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.
Input: Question: The hydrolysis of phosphatidylinositol 4,5-bisphosphate (PIP2) by phospholipase C generates the following second messengers:
Options: <1> Inositol 1,4,5-trisphosphate and triacylglycerol. <2> Inositol 1,4, 5-trisphosphate and glycerol. <3> Inositol 1,4, 5-trisphosphate and diacylglycerol. <4> Inositol 4,5-bisphosphate and diacylglycerol. <5> Inositol 4,5-bisphosphate and glycerol.
Output:
3