Final answer:
The correct answer is 'A) Old ground', indicating the importance of progress and avoiding repetition. This expression is commonly used to suggest the need for new ideas or approaches.
Step-by-step explanation:
The phrase 'New cycles should not see us going over old ground indefinitely' suggests that it is not productive to repeatedly do or discuss the same things without making progress or encountering new ideas. In the context provided, which references a path shown by a dashed line on a simple map, the phrase communicates that change or progress is necessary rather than returning to the familiar. This metaphor is used to emphasize the importance of learning from the past and moving forward rather than dwelling on what has already been accomplished or experienced.