Why is it important to evaluate the website on which you plan to shop?
a it may not have a fast enough internet connection for your order to go through
b it may not be trustworthy, and you risk identity theft
c it may be out of stock of the item that you want to buy
d it may not take the credit card you want to use

What is wi-fi infrastructure? a metropolitan area network that uses radio signals to transmit and receive data a communications technology aimed at providing high-speed wireless data over metropolitan area networks a means by which portable devices can connect wirelessly to a local area network, using access points that send and receive data via radio waves includes the inner workings of a wi-fi service or utility, including the signal transmitters, towers, or poles and additional equipment required to send out a wi-fi signal