Recently, an Internet service provider (ISP) in the UK implemented a no-strings US-style flat- rateplan" whereby its commercial subscribers can send and receive unlimited volume (measured ingigabytes) up to a cap of 10,000 gigabytes (per month) via their broadband Internet service for aflat monthly fee of 399.99. Under the old metered plan," Alistair Willoughby Cook sent andreceived a grand total of 3,500 gigabytes over their broadband connection and paid 399.99 inusage fees in a typical 30-day month.If all customers are exactly like Alistair, what is the impact of the flat-rate plan on consumerwelfare and the company's profits? Explain