<em>Answer:</em>
<em>There are three main types of secondary storage in a computer system: solid state storage devices, such as USB memory sticks. optical storage devices, such as CD, DVD and Blu-ray discs. magnetic storage devices, such as hard disk drives.</em>
<em>Explanation:</em>
The answer would be the CPU (Central Processing Unit). It is essentially the brain of a computer.
Answer:
2.RAM
Explanation:
BECAUSE IT CAN BE EASILY VIRIFIED ON THE INTERNET
A- indentation because they all have to do with how the font looks and the way the paragraph is written