It would be repetition. The repetition is at the end. ("the people")
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The subordinating conjunction in the sentence is though.
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I would want to grow up to be some kind of actress because I’ve always been told that I’m good at acting.
The phrase from the excerpt that suggests that Krogstad is prone to engage in crime and may, in fact, be a criminal is the following one:
diseased moral character
It is the only option that talks about somebody being a bad person, which is what Krogstad is. The other options do not show that moral ambiguity this option does.