Answer:
B. Word Count
Tone shows purpose, intended audience shows purpose, word choice shows purpose but word count does it.
Explanation:
The positive degree is
armored
since the modifier only describes 'knights'
The comparative degree is
more quickly
since it compares the foot soldiers and the knights
The superlative degree is
weakest
since it expresses that the foot soldiers in the extreme of the weak
This one is really hard especially since it's a baby omg! i.d.k? I would let my child cry cause i.d.k these people.