<span>The following best describes a vocabulary system called Word Forms:
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B. Learn how a root word changes when used as a noun, verb, adjective, or adverb to learn multiple related words at the same time.
Answer: A) We would do better at the craft fair if our booth were a bit bigger.
Explanation: conditional mood is the form of a verb which is used to make requests or expression of under what condition something would happen. From the given options, the sentence that is written correctly in the conditional mood, is the corresponding to option A, because it has the condition "if our booth were a bit bigger" and the consequence "we would do better at the craft fair."
I think your answer would be B, it points forward.
