a person drives north 6 blocks, then turns west, and drives 6 blocks. The driver then turns south and drives and 6 blocks. How could the driver have made the distance shorter while maintaining the same displacement? A. by driving north 4 blocks and west 7 blocks. B. by driving west 6 blocks from the starting point. C. by driving south 6 blocks from the starting point D. by driving back to the starting point by the same route