Since a participle takes the form: verb + -ing, the only word in this sentence which has such a form is B, 'challenging'. 'Puzzle' is a noun, 'crossword' is an adjective, 'created' is a verb.
The sentence where the predicate nominative is correct is D) The best surfers and Mike and she.
Just invert the sentence and you'll know which ones are correct.
She and Mike are the best surfers.
Answer:
You would use a colon.
Explanation:
A colon must be used in a quotation if the sentence that precedes it is an independent clause or the quote itself is a complete sentence.
Answer:
C the emotional content of information in a persuasive speech.
Explanation: