Context: They routinely save lives , and I think that experience draws them together into a tight community . My mom sent me this email about a cardiologist , a mechanic , and a car engine . Enjoy reading it , and have a nice weekend .

Question: What 's a likely reason why the people routinely save lives ?
Options:
0. Because experience draws them together .
1. Because they are part of a tight community .
2. None of the above choices .
3. Because it is their job to do so .
Answer: 3