A I believe because they provided allies with supplies and needed to provoke the Germans
<span>I am pretty sure that the third of the following quotes is the one that implies added text. So, the right answer is definitely ''</span><span>Don Tapscott said, "Just as the Internet drops transaction and collaboration costs...it [the Internet] also drops the cost of dissent, of rebellion, and even insurrection."</span> The main point that led me to choose this one is that inside a quote there is additional information in brackets. Hope it will help you.
Text is written to explain information about a specific topic. The authors purpose is to persuade or convince an audience to do or not do something.