It’s 3 a.m. The doorbell rings and you wake up

Question: It’s 3 a.m. The doorbell rings and you wake up. You have some unexpected visitors! Your parents have arrived and they are here for breakfast. You have strawberry jam, honey, wine, bread, and cheese.

What is the first thing you open?

Answer:  If you are asleep as the riddle defines, and the doorbell rings, the first thing, you would do is open your eyes upon hearing the doorbell. So, the correct answer will be “your eyes”.