Some reader might find Shakespears writing difficult to understand, as it is written in old English.
It resisted takeover from Muslim and Portuguese invaders.
Sounds very clear and literal. I would limit the number of times "supporters" was stated. (Maybe you could replace it with a word that has the same meaning so that your text could be more diverse).
Other than that, it's a great passage!
The answer is B. loud
While sensitive is also an adjective, it's not the predicate adjective since it's not being connected like loud is with the word "sounded"