The key of criterion of validity is geo0⅔
I would think you would use repetition
Ans
wer:
The earliest form of trade was BARTERING
2. Negotiating in trade means you are coming to an agreement on an item's value
I’m not too sure about this can’t really give a brief answer because it’s not much detail to the question
Answer:
The error in the sentence is that the sentence contains a verb voice shift
Explanation:
Its not run on, it has the subjects, and I don't see any issues with the punctuation.