43. (A) For example (B) On the other hand (C) In addition (D) By contrast

50. According to the article, which of the following can customers do to help delivery workers? (A) Order more items at a time and not during peak hours. (B) Add a tip for their services when the delivery is fast or early. (C) Try not to rely too much on delivery for every little thing. (D) Be more patient and thoughtful about unavoidable delays.