Answer:
While I was smoking my cigar, a fire engine came roaring around the corner.
Explanation:
In the third option it's showing the time when the fire engine came and that too in correct form of words.
Answer:
C.
“If there is any practical use for helium other than medicine, laws should change to protect current supplies of the gas.” This sentence summarizes one of the major points of the argument, which is that helium reserves are in low supply.
My answer is danger b/c the wind is trying to pull itself off the ledge to save itself even while being depressed
