Which sentence uses commas correctly? A. In competitions, she often rides that horse a three-year-old palomino. B. Rhode Island,
the smallest state in the U.S., is part of New England. C. Izzy, one, of the new workers, always has a smile for customers. D. The eastern part of Florida a peninsula, is about 400 miles long.
"B. Rhode Island, the smallest state in the <span>U.S., is part of New England" is the only sentence that uses commas correctly. In this setting, commas should always surround subordinate clauses. </span>
