Answer:
D.
Explanation:
A Product Life Cycle is a cycle of growth or decline that a product goes through in a market. The cycle defines the business and sales measures of the product. The cycle is divided into four stages: Introduction, Growth, Maturity, and Decline.
The stage at which Merissa's company InstaCup Coffee is the Maturity Stage.
In the stage, the growth of the sales reaches its highest peak while the product reaches its maximum. At this stage, while the product reaches it peak the competition also begins to increase. The profits of Marissa's InstaCup coffee maker are increasing as well as the number of competitors.
So, from the given options the correct one is D.