Answer:
C. To inform
Explanation:
To inform because they aren't trying to sell anything they are telling what there solution is to that problem.
Answer:
A) Inform readers about caffeine facts
Explanation:
The author is simply stating facts about caffeine and he/she does not try to convince you to try it or take it.
The reciprocal is when you flip a fraction. So the reciprocal would be 10/7.
You need another comma after the word "think" because it's a parenthetical expression and is set off from the sentence.
Malignant is to healthy as insensible is to perceptive.
hope that helps, God bless!