With a modular structure, a firm $.$

$\_.$ An example of the modular structure is the massive $787$

Dreamliner project, in which Boeing contracted with many suppliers, each responsible for one component or assembly, which were then integrated to make the aircraft.

is a company outside a company that is created specifically to respond to an exceptional market opportunity

O assembles pieces that are provided by outside contractors to build a product

$$ is an organization whose members are geographically apart, usually working via e$-$mail

O has a central core of key functions and outsources production

consists of a company with many divisions