D The repetition of "we cannot" draws attention to the argument's proposal and call to action
Explanation:
The following argument is made by a concerned citizen at a town meeting, where the concerned citizen is making an appeal that the people cannot keep doing nothing while tax payer's money is wasted by government officials.
The concerned citizen makes use of the words "we cannot" repeatedly to draw attention to his proposal and call to action.
If you are making an ad to want people to go to pizza hut you have to try to convince the people that the food and drinks there are good and maybe they can get a good deal.