D) She is the only person to protest the drawing
Is this a question or just what you feel? cause i think you don't have to capitalize it
A simile is a comparison of one thing to another, for example "smart as a fox".
The only comparison to something else that I find in the lines above is "like the rusty latch" - and this is a simile. The correct answer is then a) .
My best bet would to go with 'were' because they sound similar and it just seems more professional.