Answer:
•The relationship between different parts of the argument would be unclear and hard to follow.
Explanation:
Without transitions the argument will be unorganized. The reader will need to know how to follow along in a argument.
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<span>The sentence which does not contain any errors in comma usage is:
A. He can juggle several tennis balls, but he doesn't like tennis.
In this sentence, comma is used to denote a brief pause at the same time separates the dependent and independent clauses for emphasis.</span>
C. repetitive
Hope i helped!