Context: After a wonderfully long vacation in Florida ( see previous posts for a few brief highlights ) with Mom and Dad Gregg we fly out of Orlando on September 2 , 2008 . The flight with Aer Lingus leaves Orlando International at 6:00pm and arrives in Dublin at 7:00am on September 3 . After an hour or so layover we will arrive at Heathrow International at 10:15am . At Heathrow we will catch the Oxford Bus to Oxford .
Question: Why is the narrator feeling so tired and exhausted ?
Option 0: The narrator experienced a sleepless night .
Option 1: The narrator experienced sensory deprivation .
Option 2: The narrator experienced a lack of sleep .
Option 3: The narrator experienced a lot of layovers .
Answer: 3