Answer:
The selected oxymoron and its meanings are given for your reference.
Explanation:
Lead balloon - Fail Completely and be considered flop by public.
Minor Miracle - something good that is not very likely to happen but does happen
Unbiased Opinion - An opinion is an expression of personal belief, so it cannot be unbiased.
Friendly Takeover - Acquisition of one firm by another where the owners of both firms agree to the terms of the takeover transaction.
The readers would not know Buffalo Bill's feelings and thoughts.
The readers would learn about Buffalo Bill's contribution to history.
The readers would understand Buffalo Bill's struggles in his initial days.
Of little importance and or signifiance
The interjection in the sentence is "oops" (letter D)