The answer is before because prefix of pre is before. For Example preheat
That would be D the gramicological errors were unmistakable
The correct answer is A) effect. The verb is 'to affect', but the noun is 'effect'. You can affect someone by doing something, or you can have an effect on them.
Answer:
D) She has nothing appropriate to wear to the formal ball.
I think that it is c just because it seems to fit the sentence
