42.Describe image
Answer:
This line chart gives the information about product life cycle, in which sales vary in different periods of time. There are four phases in the line chart, which are intro, growth, maturity and decline. In intro, sales rise from zero, followed by growth, in which sales keep rising. In maturity, sales reach the highest point, and then in decline, sales begin to drop gradually. In conclusion, this line chart gives very thorough information about product life cycle.
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