_______ refer to represent SBUs having large market share in a fast-growing industry.

中国大学MOOC: As time passes, SBUs may change their positions in the growth-share matrix.

中国大学MOOC: _______ refer to represent SBUs having large market share in a fast-growing industry.

()是外部环境中的有利因素。 A: 机会 B: 威胁 C: 劣势 D: SBUs

连接第三层与第四层的网络是（ ） A: SBUS B: SCnet-II C: Ethernet D: Fnet