When tailoring the plans theme in an agile environment, what is recommended about using a Gantt chart?

When tailoring the plans theme in an agile environment, what is recommended about using a Gantt chart?
A . It should be used when planning at the delivery level
B. It should be used when planning at the project level
C. It should be used when controlling the quality of the products delivered
D. It should be used when monitoring the amount of products delivered

Answer: B