Question

Which choice best describes the sentence and explains how to improve it?

After taking tickets and helping the guests find their seats, Sergio sat in the back and enjoyed the concert.

This sentence is complete and correct. It does not need any revision.
This is a comma splice. Change the comma to a period to make two complete sentences.
This is a fragment without a predicate. Add a verb to show what the subject is doing.
This is a rambling sentence. Eliminate some conjunctions. Mix short and long sentences.

Answer 1

Answer: This sentence is complete and correct. It does not need any revision.

Explanation: I know its that one because I did this test before

Answer 2

The choice that best describes the sentence and explains how to improve it is: This sentence is complete and correct. It does not need any revision. The sentence above is an example of a complex sentence; it contains both an independent clause and a dependent or subordinate clause. The subordinate clause is introduced by the subordinating conjunction "after". After the comma, the independent clause follows to complete the whole thought of the sentence.