The sentence that has the coordinating conjunction underlined and is punctuated correctly.
The coordinating conjunctions in the sentences are;
Words like "for," "however," "and," and "but" are examples of coordinating conjunctions that join the independent clauses in a compound phrase.
They are comparable to conjunctive adverbs that indicate the development of ideas, such as "for example," "although," or "therefore," since they do the same thing.
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