Questions164~167 refer to the following instant messaging chain.
Mandy: I haven't made up my mind whether to outsource our customer service.
Leo: Outsourcing could save us a lot of money in the long run. Have you considered the potential cost savings?
Henry: I think outsourcing could be a bad idea. We could lose control over the quality of our customer service.
Mandy: I see your points. But we need to weigh the pros and cons. Leo, can you give me an example of a successful outsourcing case?
Leo: Sure. My friend's company outsourced their customer service to a company in India and saved a lot of money. Plus, they were able to expand their business because of the savings.
Henry: But what about the cultural differences? Won't that affect the quality of customer service?
Mandy: That's a good point. We'll need to do some research on the potential outsourcing companies to make sure they're a good fit for us. Henry, what do you think are the most important qualities we should look for in an outsourcing company?
Henry: I think reliability, cultural fit, and language proficiency are the most important qualities to look for.  Leo: I agree. We need to make sure they're able to communicate effectively with our customers. 
Mandy: Okay, it sounds like we need to do some more research before we make a decision. Thank you both for your input.
【題組】164.What is the main reason Leo thinks outsourcing customer service could be beneficial?
(A)It could lead to expansion of the business.
(B)It could lead to better customer service quality.
(C)It is the industry standard.
(D)It could lead to better communication with customers.