Analyzing Department Revenue Growth

Very Hard Data Interpretation Analyzing Graphs

Below is a multi-line graph that illustrates the quarterly revenue (in millions of dollars) for three different departments (Marketing, Sales, and R&D) of a company over four consecutive quarters.

Quarterly Revenue (in millions):

Quarter 1: Marketing - 50, Sales - 80, R&D - 30
Quarter 2: Marketing - 70, Sales - 90, R&D - 40
Quarter 3: Marketing - 90, Sales - 100, R&D - 60
Quarter 4: Marketing - 100, Sales - 120, R&D - 70

Based on the information presented in the graph, which department exhibited the most consistent growth rate across the quarters?

Marketing had the highest average revenue increase each quarter.

Sales showed the most dramatic increase in revenue by the end of the year.

R&D had the most stable revenue, showing the least fluctuation.

Marketing exhibited the highest consistent growth rate over the quarters.

Hint

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