so clamoured has multiple definitions, one being..(of a group of people) shout loudly and insistently. And the other being to make a vehement protest or demand. Having no answer choices or further contexts of the story, poem, ??
i beleive the answer may be shout loudly and insistently.
It's a redundant sentence because it does not need to say "over and over" and "and repeated it. Also those two phrases are double negatives. It could also be called a run on sentence.
