Answer:
B).A calculated well planned ambush.
He likes a challenge, wants to take credit for Eliza's transformation and win the bet with Colonel Pickering. I think
<span>A. They are overjoyed</span>
<span>C. information:
After the word information, the sentence splits into an entirely new and complete thought. This means that there has to be some sort of separating punctuation mark after information. The colon works because the first part of the sentence presents a set up for what the scholar says is "correct". </span>