A travel website needs to present a graphical quantitative summary of its daily bookings to website visitors for marketing purposes. The website has millions of visitors per day, but wants to control costs by implementing the least-expensive solution for this visualization.
What is the most cost-effective solution?
A. Generate a static graph with a transient EMR cluster daily, and store in an Amazon S3.
B. Generate a graph using MicroStrategy backed by a transient EMR cluster.
C. Implement a Jupyter front-end provided by a continuously running EMR cluster leveraging spot instances for task nodes.
D. Implement a Zeppelin application that runs on a long-running EMR cluster.
