The answer would be an Oxymoron.
The correct answer cannot be any of the other choices besides, sequence.
If the answer was "Adding an Idea" it would have to be furthermore, yet, in addition, and other choices.
The only category "Afterword" belongs in is a sequence.
the woman jumped screaming on the chair!
Simple sentence it has a subject and a verb train being the subject and traveling being the verb fast being the adjective.