What is meant by the phrase "Square Deal"? A. Deceptive scheme B. Even exchange C. Fair treatment D. Negotiation

A "square deal" is largely used to describe a fair or honest transaction. Therefore, in this case it would not be a deceptive scheme, just a negotiation, nor fair treatment because some kind of negotiation or exchange would be necessary. Therefore, out of these examples an "even exchange" is the best answer.