Answer:
mark=input("enter your mark ")
Explanation:
the input method is used to get the input from the user.
Answer:
creating computer software
Explanation:
HOPE THIS HELPS!!!
There really is no getting it back, if it is from a virus, then you need to buy a new computer. If it is something internal, depending on what type of computer you have it might just be best to buy a new one. Hope this helps :-)
Its B beacause computer has made our lives very easier