In the paragraph, the word Notables probably signifies that the person so described

19. D. have political influence.

20. B. 3 and 4

21. B. Temperamental and impulsive

22. D. 4

23. C. Mnemonic devices are usually rhymes while acronyms require definitions.

24. C. Lucas was smart and creative, but bored with school.  

Does that makes sense because that's what I answered?

yes there is a way to change a picture clicke on profile pic

nutrients plays an impotent role in providing energy and stamina and power to our body.

carbohydrate

provide instant energy.( less energy )

fats

provide stored energy. ( very highe)

proteins

body building food.

vitamins

provide immunity to the body .

salads or fibre

clean digestive track.

hope it u buddy

(mark me brilliant if the answer is correct and follow me)