An agile project has some flow problems. The CFD Cumulative flow diagram has three main areas- red, yellow, and green.The work starts in the queue, gets into the system and progresses, and then moves to the final stage of completion. How the project manager should solve the problem and what should be the main focus of the pm, keeping the cycle time and throughput in mind.

A. Reduce red area B. Increase yellow area C. Increase green area D. Reduce yellow area