Task: Question Answering
Input (English): 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 (English): 3