Context: As we were hauling stuff though , I happened to notice they had the plastic covers off of the lights . That had been the ceiling previously , now we had an addition 4 - 5 inches of clearance . Which was enough , as it turned out , to get the sofa in .

Question: Why did the 4 to 5 extra inches of clearance put the narrator at ease ?
Options:
0. None of the above choices .
1. That was enough to get the cows into the barn .
2. That was enough to get the animals in the pen .
3. That was enough to get the animals in the barn .
Answer: 0