Answer: C. Maturing
Explanation:
The product life cycle has 4 very clearly defined stages, each with its own characteristics that mean different things for business that are trying to manage the life cycle of their particular products. This stages are Introduction, Growth, Maturing and Decline. Although, there are other conventions of this cycle/ Product stages which includes saturation before decline, or development before introduction, but for the sake of COFFMAN'S ELECTRONICS which we are considering, they are at a maturing stage.