Context: It has been miserably cold , and raining as well . It was so cold in the kitchen that we had the novel experience of opening the frig door and having warm air come out . When we have our evening glass of champagne the glasses are colder than the liquid , so you get half an inch in the bottom of the glass and the rest is froth .

Question: Why are they drinking champaign in the cold ?
Options:
0. They are celebrating a bithday despite the rain .
1. They love sitting in the dark drinking .
2. It 's the best way to enjoy champaign .
3. None of the above choices .
Answer: 0

Question: What is the reason that warm air comes out of the refrigerator ?
Options:
0. The temperature near the refrigerator is VERY hot .
1. The manual reversing vacuum valve is on in the refrigerator .
2. None of the above choices .
3. It is actually at or below freezing in the room where the refrigerator is .
Answer: 3

Question: What is the reason there is so much froth in the champagne glass ?
Options:
0. None of the above choices .
1. The warmer wine reacts to air and the cold glass and bubbles .
2. When it is cold you pour unevenly .
3. The liquor has frozen in the bottle and is warmed by the air .
Answer: 1

Question: What is the reason that warm air comes out of the refrigerator ?
Options:
0. The manual reversing vacuum valve is on in the refrigerator .
1. The temperature near the refrigerator is VERY hot .
2. None of the above choices .
3. There is boiling water inside the refrigerator , kept there overnight .
Answer: 2