The sentence with a coordinating conjunction is The cat purred loudly, and it cleaned its fur carefully. Thus the correct option is A.
<h3>What is a sentence?</h3>
A collection of words consisting of a subject and predicate defining the complete thought and clear meaning to the Reader with the help of proper use of English Grammar structure is called a sentence.
A term that connects two components of equal grammatical rank and significance is called a coordinating conjunction. They can connect two separate clauses, two verbs, two adjectives, or two phrases.
The statement,"The cat purred loudly, and it cleaned its fur carefully." joined two clauses by using coordinating conjunction as "and" which helps to interpret the clear meaning to the reader.
Therefore, option A is appropriate.
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