Context: He was on a new medication that suppresses the immune system , and that 's where the pneumonia came from . This contributed to Mac 's death . He was so young and talented . It is so sad to see someone lose their life at such a young age .
Question: Why may have Mac ultimately passed away ?
Option 0: His immune system was poor .
Option 1: He got murdered .
Option 2: He got hit by a car .
Option 3: He got attacked .
Answer: 0