Which of the following is an example of a merger undertaken in order to achieve efficiency gains?

Group of answer choices

1 A video game development firm acquires another video game development firm that specializes in designing games for a new gaming system.

2 A car manufacturer acquires a car parts supplier.

3 A telecommunications firm acquires another telecommunications firm and the combined firm serves a large percentage of the market.

4 An accounting firm acquires another accounting firm and the combined firm is able to eliminate duplication among administrative positions.

5 A breakfast cereal producer acquires another breakfast cereal producer and the combined firm is able to negotiate a reduced cost for the grain used in its cereal.