Answer:
B. You should clearly indicate that you're about to finish.
Step-by-step explanation:
Business presentation is the method whereby a person with a business idea present to a group of people his plans and ideas he or she has in a given business setup. Most times, the aim was to solicit for fund to bring the business into fruitfulness or the fund for expansion etc.
At the close of an giving business presentation, the presenter should indicate that he or she is about to finish by stating the main point of the presentation in summary.