Answer:
I do believe its A
Explanation:
I wasn't gonna answer this one but i saw ur pfp :D
I would probably use a checklist (B), because the order in which you complete items on a checklist does not really matter, just don't forget to check them after completing them. A diagram might also be okay, but it depends on what it shows.
Subject- The longest, most boring day of his life
Predicate- ended with a thud.
Instead of the word 'allowed' it should say <em><u>aloud</u></em><em><u>.</u></em>
(meaning that you are reading out loud, not that you had permission to read)