Project cost and project staffing resources follow a typical pattern during the life cycle of a project. Which of the following is common? ❍ A. Cost and staffing levels are high at the beginning of the project, stabilize during the middle phases of the project, and drop rapidly toward project closing. ❍ B. Cost and staffing levels are high at the beginning of the project, high during the middle phases of the project, and drop rapidly toward project closing. ❍ C. Cost and staffing levels are low at the beginning of the project, peak during the middle phases of the project, and drop rapidly toward project closing. ❍ D. Cost and staffing levels are low at the beginning of the project, rise during the middle phases of the project, and peak toward project closing.