Combine two shapes to make a new shape describe how you put the shapes together
go to thefaq page, you'll find the instructions there.
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the letter writer has used quotations : ' "we shape our cities and then our cities shape us. and bring out the best in our nature."' these actual words were said by the authors of suburban nation. the writer is backing his / her claim by authorised voices. when the writer quotes directly, he/ she is telling the readers that he/ she shares his/her opinion with important people. in this way, the writer's argument may have a possitive effect on the readers.
the answer should be d.