Based on the stock price model graph provided, the best prediction of what the price will do next is B. start decreasing.
The graph shows that the stock price has been increasing steadily since 2010, but the rate of increase has been slowing down in recent years. In 2015, the stock price actually decreased slightly.
This suggests that the stock may be reaching a peak and is poised to start decreasing in the near future.
Of course, there is no way to predict the future with certainty, but the stock price model graph provides a strong indication that the price is likely to start decreasing next.
Here are some additional factors that could contribute to a decrease in the stock price:
A general economic downturn
Increased competition from other companies
Negative news about the company, such as a product recall or a scandal
A change in management
The probable Diagram of the question is attached below
The probable question may be: "A chart shows a stock price model graph labeled price per share in dollar along the y-axis and time in the year along the x-axis for the years 2010 to 2015. Based on this stock price model, what is the best prediction of what the price will do next?
A. keep increasing
B. start decreasing
C. keep decreasing
D. hold value
E. no way to predict"