Which two items should be taken into account first to review and update the product backlog priorities during the meeting?

A project manager is leading a meeting with key stakeholders, the project sponsor and the product owner to define the features that will be released after the next iteration. The purpose of the meeting is to review the product backlog prioritization, considering that during the past iteration some deliverables were not completed.

Which two items should be taken into account first to review and update the product backlog priorities during the meeting? (Choose two)
A . Complexity and the cost of development
B . Industry trends and the technical approach
C . Cost of delaying some features against business value
D . Reusing components from another product
E . Length of time each feature has been on the backlog

Answer: C,E