Answer:
A computer network is a group of two or more computers that are linked together. Networks are usually used to share resources, exchange files or communicate with other users. so A
Explanation:
Answer:
Ground the electrical equiptment so no power surges come through and fry the equiptment if there is a storm etc.
Explanation:
because a business wants you to buy their product. Its like gas prices, when one gas price is lower than another stores, people tend to go to the one with the lower price.