Webster Dictionary meaning of authority is “power to influence or command thought, opinion, or behavior”. As a project manager, your authority is greatly dependent on______.

A．support from functional managers

B．support from senior management

C．influencing and leading skills of a project manager

D．organization structure

11个月男婴，于10月份发生水泻，伴发热、轻咳、呕吐。大便镜检见脂肪滴，白细胞0～2／HP。其最常见的病原体为：()

A．柯萨奇病毒

B．腺病毒

C．埃可病毒

D．轮状病毒

E．诺沃克病毒