Answer: C. Even though we argue, my true friends stay with me through thick and thin.
When creating or finding the theme, you never want to use the words “I” or a specific persons name (“Jess”)
Therefore we can eliminate A and D because it uses “I”. Then we can eliminate B because it uses a specific persons name. Which leave the last option C which would be the correct answer.
Those sentence are using customary abbreviation for ''that is'' or ''id est'' and that is i.e. which is always written with full stop so the answer B) could not be correct.
When we are using a percentage, it is correct to write the numbers as it should and not with words, so the answer A) is not correct to.
Forty-three is correctly written and it should be written like that while other whole numbers could be written in a different way.