7.b/ Internet access is not a public good in the strict economic sense because it is both excludable and rival. It is excludable because people can be prevented from accessing the internet if they do not pay for the service. It is also a rival good because as more people use the internet, the speed and quality of the service can decrease, especially if the infrastructure is not sufficient to support the increased usage. Therefore, while internet access is a crucial service that many people rely on, it does not meet the criteria to be considered a public good