Answer :
Final answer:
The complex sentence in the options is 'New workers sell tickets, and experienced workers run the roller coasters.'
Explanation:
The complex sentence in the given options is:
New workers sell tickets, and experienced workers run the roller coasters.
This sentence contains multiple clauses joined by a coordinating conjunction 'and,' making it a complex sentence.
Learn more about Identifying complex sentences here:
https://brainly.com/question/13988877