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Which of the following helps to protect floppy disks from data getting accidentally erased?

A. Access notch

B. Write-protect notch

C. Entry notch

D. Input notch

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
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  17. Magnetic disks are the most popular medium for
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  20. The basic operations performed by a computer are
  21. The capacity of 3.5 inch floppy disk is
  22. The thing that eventually terminates a worm virus is a lack of:
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  24. Why are vacuum tubes also called valves?
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  27. Which device is required for the Internet connection?
  28. Touch Screen is________
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