Why are the four factors of production known as inputs

Factors of production are inputs used to produce an output, or goods and services. They are resources a company requires to attempt to generate a profit by producing goods and services. Factors of production are divided into four categories: land, labor, capital and entrepreneurship.

answer; ///(d); determining who competes most closely   with whom evaluating whether industry driving forces and competitive pressure favor some strategic groups and hurt others, and ascertaining whether the profit potential of different strategic groups varies due to the strengths and weaknesses in each groups respective market positions;

answer; trojan horse;