<span>The type of error in this sentence is dangling construction. The phrase by calling every hour is a dangling modifier because it doesn't clearly state what word it describes. The way it is written, the phrase is modifying the word my mother, whereas it should refer to Jamie, because he was the one who is calling, and not the mother.</span>
I think the answer is of D
Probably to fight? didn't give much other info here...
You would use the word is because it makes sense
