I think the correct answer would be that the <span>contents has usually been reviewed and edited by experts. These websites are required to do as such since it is how they make money from it. And if information are erroneous, it would make a big problem. Hope this helps.</span>
There are several---guerrillamail, sharklasers and other--- providers that can send anonymous mail. If she named herself in the message, she may be able to let her boss know (where the colleague likely wouldn't dare to look) about the delay.
- The computers were very larger in size.
- They consumed a large amount of energy.
- They heated very soon due to thousands of vacuum tubes.
- They were not very reliable.
- Air conditioning is required.
- Constant maintenance was required.
- Not-portable.
- Costly commercial production.
you can write any two of the above mentioned points...
Hope this answer helps you
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Select it as the BRAINLIEST