A technical seller is preparing a demonstration for a large airline currently using a home-grown tool to dynamically schedule gates. Their system is very old, requires many manual tasks, and there is no easy way to track which gate managers are currently making changes in the system. Which features could best help the technical seller demonstrate the value of an IBM Decision Optimization-based solution when addressing the airline's current challenges?
A. python API, DOCIoud and collaborative development in CPLEX Optimization Studio
B. Batch script execution, REST API and role-based authorization
C. CP Optimizer, Interactive Gantt charts, and collaboration capabilities of DOC
D. CPLEX Concert APIs. Profiler in CPLEX Optimization Studio, and custom task development