Identifying who is the product owner in agile, which originated from the term scrum, can be unclear. This article sheds light on the subject.
Cross functional teams are groups made up of people from different areas of an organization that are set up in units to make overall decisions for a company. Cross functional teams are either the main form of organizational structure or part of an overall hierarchical structure.
RICE stands for Reach, Impact, Confidence, and Effort. It is a popular prioritization framework for determining the relative importance of various features, ideas, and initiatives that people may have for a product. A RICE score lets the product manager quantify the specific importance of a feature and compare them to many others.