I don’t really think so, as an oxymoron is two contradictory words put together. Eg The living death, a small crowd or bittersweet.
Plain and Surprise are not necessarily contradictory.
Answer:
Which was one way to differentiate colonial governments from British government? The privileges of the colonists were established by structured documentation. Laws and customs established the British privileges. ... The colonists did not want Parliament to tax them directly.
The answer is B. the word less is an adjective that tells how much