Answer:
C) Incidentally
Explanation:
Personally I don't like any of these answer choices. However, this one makes the most sense in this context. The others would need a much different set-up earlier on in the passage. "Incidentally" does not require such a set up, which is why it is the only one that fits.
There are numerous possible answers since England was an empire for quite a while. The anti-imperialist criticism varies from books such as Gulliver's Travels and Robinson Crusoe, up to books such as The Jungle Book and 1984.
<span>B. CONCEDE is your answer. Hope it helps.</span>