What sentence demonstrates a subject verb modifier pattern A. Shelly served dinner after spending hours preparing a meal. B. Shelly after spending hours preparing the meal served dinner. C. Afte?

Sentence A, "Shelly served dinner after spending hours preparing a meal," demonstrates a subject-verb modifier pattern. The subject "Shelly" is followed by the verb "served," and the modifier "after spending hours preparing a meal" provides additional information about the action.