Concept:A chain store is a group of retail outlets owned by one organisation and operating through many branches.
Explanation:The key phrase is "many branches" and "similar line of goods."
This matches the defining feature of a chain store.
In a chain store, all branches are under single ownership and sell the same type of products.
A department store offers many different departments under one roof.
A supermarket is a large self-service store.
A hypermarket is a very large combined supermarket and department store.
Only a chain store has multiple branches all dealing in similar goods.
Therefore, the correct description is a chain store.
Answer:C. chain store