This question has options. Answer the question about text:

Remember the smoker next door ? He bought an outdoor wood fireplace . Try to imagine that immediately below your window , upwind by five feet . The first time , we did n't figure out what it was until 1:30 AM .

Why did the finally figure it out at 130 AM ?
Available options:
A). Smoke filled the room .;
B). Smoke drifted outside .;
C). None of the above choices .;
D). Smoke moved outside .;
A).