Final answer:
The excerpt best serves to create suspense and add to the rising action as it portrays the man's strange behavior, engaging the reader and building anticipation for future events. Correct answer is D.
Step-by-step explanation:
In the provided excerpt, the behavior of the man who 'twice broke off with a fallen colour, turned his face towards the little bell when it did NOT ring', adds to the overarching sense of suspense and contributes to the rising action within the narrative.
This behavior is unusual and foreshadows a potential problem or crisis, serving to engage the reader and build anticipation for what might occur next. Based on the context and the man's inexplicable actions, the best answer would be D) Create suspense and add to the rising action.