Why Do Companies Decide to Enter a Market

Why do companies decide to enter a market?

A) To capture economies of scale in product development,manufacturing,or marketing.
B) To raise input costs through greater pooled purchasing power.
C) To increase the rate at which they disperse experience and move up the learning curve.
D) To concentrate risk within a broader base of countries,especially when sales are down in one area and the company can undermine sales elsewhere.
E) To exploit the natural resources found within its home market.