Up until 1991 there was only 1 public channel
All different types of technology is created by the studies of science and experiments as well. Everything useful pretty much is tested by science/tist first before actually being put out to the market.
Therefore D would explain your answer. If there is advances in Science , it also helps advance technology.
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Reactants are the factors that yield the subdivision of a molecule. Products are the result of this division. In other words, reactants are left of the equation and products are on the right. P+O are reactants, but the product is not shown.
1. To check compatibility of an app/ software
2. To know the vulnerabilities
3. To be aware of available system updates
Hope that helps
The most devices that communicate with one another on the internet have in common is Use the identical net protocols. Website IP addresses together with 74.125. 65.91 and 72.21.
<h3>What is the IP Address?</h3>
Every tool that communicates on the Internet, whether or not or not it's a non-public computer, a tablet, a smartphone, or something else, is assigned a completely unique figuring out range known as an IP (Internet Protocol) address.
Using the Internet, computer systems join and speak with one another, usually the usage of the TCP/IP (Transmission Control Protocol / Internet Protocol).
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