Final answer:
The revision that is a complete sentence is 'Nickels and dimes, but no pennies.'
Step-by-step explanation:
The revision that is a complete sentence is: Nickels and dimes, but no pennies.
A complete sentence includes both a subject and a verb. In this case, the subject is 'Nickels and dimes' and the verb is implied. The sentence expresses a contrast between having nickels and dimes but lacking pennies.