Which sentence demonstrates an error in parallel structure? A. To work in a pharmacy and dispense drugs, you must be precise, detail-oriented, and have ethics. B. I'm going to complain about the customer service representative because he was inconsiderate, distracted, and unhelpful. C. My mother likes to listen to violin instrumentals because she thinks the music is quiet, soothing, and beautiful. D. Instead of buying the sedan, I decided to buy the sports car because it is speedy, sleek, and stylish.

The greatest gift the sumerians gave the world was the invention of writing. the sumerians were wealthy people. they needed some way to keep track of what they owned. they began drawing pictures. they used a reed as a pen. they drew on soft pieces of clay. the soft clay was then dried in the sun. the tablet became a permanent record. later, the sumerian drawings changed into wedge-shaped symbols. this kind of writing is called cuneiform. by putting symbols together, the sumerians could write entire sentences.