The set of departments that include$$ production, marketing,$$ accounting, finance, and other functions that all work together to$$ design, product,$$ market, and sell products or services is called the$\_\_\_\_\_\_\_\_.$

Question content area bottom

Part $1$

A$.$

marketing system

B$.$

internal value chain

C$.$

strategic plan

D$.$

customer value delivery network

E$.$

$$partner$-$relationship network