Outsourcing involves:

A) moving company facilities away from the home office.
B) conducting business on a global scale.
C) obtaining materials, parts, products, and services from other companies .
D) building a factory in another country.

Outsourcing refers to obtaining materials, parts, products, and services from other companies rather than producing them internally. Options A and D imply physical relocation of company facilities, which is not a requirement for outsourcing. Option B may be a potential consequence of outsourcing but is not the definition of it.