The specific goal "Project Goals for Product Quality and their Priorities are Established" belongs to the Product Quality Evaluation process area, which is part of TMMi Level 4. This process area focuses on defining measurable and prioritised project goals for product quality and managing actual progress towards those goals throughout the lifecycle. Product quality goals typically include both functional and non-functional aspects of the system.
Reference:
"TMMi Level 4 Product Quality Evaluation SG 1 Establish Measurable and Prioritized Project Goals for Product Quality".