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Final answer:Keisha can use an ethernet cable, a mobile hotspot, or a dial-upconnectionto connect to theinternetif no wireless networks or Wi-Fi hotspots are available.Explanation:If Keisha needs to connect to the internet but no wireless networks or Wi-Fi hotspots are available, she can use either ethernet, a mobile hotspot, or a dial-up connection as alternative methods. Anethernetconnection involves using a cable to connect her device directly to the router. Amobile hotspotuses data from a cellular device to create an internet connection. Dial-up, although relatively outdated, is another method involving a phone line to connect to the internet.Learn more about Internet Connection here:brainly.com/question/35293418#SPJ11...