Intel, a U$.$S$.$ firm that makes semiconductor chips, has an enormous production capacity, providing more than half of the world$$s chips. In order to optimize production capacity, Intel sells $27$ percent of its output within the U$.$S$.$ and $73$ percent to foreign buyers. Which reason caused Intel to go abroad?

a$.$ The need to pursue a politically safe business environment

b$.$ The need to minimize production efficiency

c$.$ The need to acquire essential raw materials

d$.$ The need to expand market share

e$.$ The need to minimize compliance cost