What did greeks contribute to the history of the western civilization

The Ancient Greek contributed major things to western civilization. For instance, the philosophy of Socrates, Plato and Aristotle. Or literature like Homer's' Iliad and The Odyssey. Government styles like democracy were invented. History was recorded by Herodotus and Thucydides. Architecture like the Parthenon and sculpture of the perfect human body. Painting was also a big factor in Ancient Greece as well as mathematics. Elucid invented Geometry, Algebra and the Number Theory.

The answer to apex is the development of the first mathematical system of perspective

Explanation:

In the scenario being described, the Product Owner's best course of action would be to stop the current iteration and plan a new iteration with new knowledge. This is because they have already told her that the 5 of the stories will not be completed, therefore there is no reason to maintain focus on that, instead planning on new iterations and how they will be completed would be the most efficient course of action.