The structure is considered the simplest and the oldest form of organizational structure. a. cross-functional team b. matrix c. line d. line-and-staff e. formal

The line structure is considered the simplest and the oldest form of organizational structure.
Line Structure.It is the direct chain of command throughout organization.
The Line managers are the ones who decide and command the workers. It should be quick decisions and they are accountable for the said decisions.
They must have a wide range of knowledge.

Ithink its opportunity cost but not sure hope it .