Select the sentence that best represents effective diction for a romantic story:

A. She put her hand on the doorknob, but she hesitated, her fingers trembling and her heart racing.
B. The trail of clues had led her here, where she knew the culprit had to be hiding out from the police.
C. There was no time to lose; she grabbed the doorknob and yanked the door open to get away.
D. Finally she had arrived, and she knew she only had to reach out and knock to meet her happy fate.