You manage the DNS servers for the eastsim domain. You company has just acquired a competitor. The competitor network uses a single domain named widgets. local. The new company is located in Denver. You connect your site to the Denver location using a WAN link. You want computers in your location and domain to be able to resolve names for computers in the widgets. local domain. You want to minimize zone transfer traffic, but you also want to make sure that changes to name servers in the Denver location to not disrupt name resolution. You need to configure your DNS servers in the eastsim domain. What should you do?