The answer would be either magnifying clues or fleshing reactions.
(2 or 4)
The answer is B, riches filled the empire.
The answer is RACE it will help you brainstorm
<span><span>"he heard the slap of the window curtains
against the wall and the sound of paper fluttering from his desk,
and he had to push to close the door." quoted from the book</span></span>
