Answer:
sorry,
I think yr question is incomplete.
The answer is linking verb
Answer:
In this situation you would want to send this screenshot to your teacher because this question is broken, the underlined part is the name of the excerpt which would not work with the question. I've had to do this myself plenty of times in K12 because no one checked question before they go to students. :/
I think that 20% of smokers wanting to quit smoking would be too narrow because that is only 20 people out of 1,000,000 that want to quit smoking versus 90% of people that would lie to quit.