A Characteristic of Component-Based Software Development (CBSD) Is That

A characteristic of component-based software development (CBSD) is that:

A) components are logically related to each other but physically distinct;
B) all developers that use a component have a clear understanding about the component's details;
C) the components can be reused as it is (i.e. black-box reuse) without the need of source code change;
D) components would not need to be extended once they are done;
E) components are used by inserting their code to the target system directly without the need for knowing their interface.