Answer:
Answers in explanation. Try to ask one question at a time, it is easier for people to answer single questions and you will get answers faster.
Explanation:
15. A
16. D
17. B + C
18. A+B+D
19. B+C+D
**20. is NOT Planned personal leave for documentation developers and proof readers. The other 4 answers are correct
21. Presentation notes + Outline
22.B
23.D (im not entirely sure about this one)
Digital network, as it refers to the series of connected and linked computing devices into a network as described in this question.
The correct answer is C. Typeover mode
This is when you select a
text and can then type over it and it automatically replaces it with
what you're writing. It also creates a little box that lets you edit the
selected part easily if that's what you need with things like bold or
italic or change the text color.