The line graph illustrates the amount of product waste by three companies, including A, B, and C, between 2000 and 2015, measured in tonnes.
Overall, the amount of waste generated by companies A and B decline over the period, while company C experience a significant increase. Notably, company A consistently produced the most wast at the start, whereas by the end, company C became the largest contributor.
According to the figure, Company A produce 12 tonnes of waste, the highest among the three, but this graph steadily decreased to around 8 tonnes by 2015. Similarly, wasted from company B rose slightly from 8 tones in 2000 to a peak of approximately 10 tonnes in 2005 before plummeting to just 3 tonnes in 2015, marking the sharpest decline among the three companies.
In contrast, company C’s waste production started at about 4 tonnes in 2000 and rose dramatically to approximately 10 tonnes by 2015, being the largest waste producer at the end of the period.
