Which of the Following Refer to Environmental Factors

Which of the following refer to environmental factors?

A) Homogeneous market needs, global customers, shorter product life cycles, transferable brands and advertising, and the ability to globalize distribution channels
B) Worldwide economies of scale in manufacturing and distribution, steep learning curves, and worldwide sourcing efficiencies
C) Improving communications, favorable government policies, and the increasing speed of technological change
D) Competitive interdependencies among countries, global moves of competitors, and opportunities to preempt a competitor's global moves