The only one of those I would trust is the site ending with EDU I hope this helps you.
In python 3.8:
print(len([x for x in input("Enter your text: ") if x not in "., "]))
I hope this helps!
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)
Hey there!
The correct answer is that it stands for high definition video devices.
hope this helped and have a great day (: