Context: I ' m going to take a nap now . Also , just on a random aside , Buena Vista Social Club was like , the most boring documentary ever . The only cool thing was the street scenes of Cuba , and the interviews with Ibrahim Ferrer .
Question: What may be the reason for them taking a nap ?
Option 0: They are sick .
Option 1: They 're tired .
Option 2: They slept too much the night before .
Option 3: They are depressed .
Answer: 1