Which of the following sets of tools is least likely to be utilized by an Agile team?

What is the Agile term for the time period when some or all of the following occur: beta testing, regression testing, product integration, integration testing, documentation, defect fixing?

Scrum practices are facilitated by the:

An agile team lead is assigned to a project that must ensure data security.
What should the team lead do to guarantee that security, as a non-functional requirement, is managed throughout the project?

During the iteration planning of a newly onboarded agile team, the product owner adds a set of high priority user stories into the iteration backlog.
What should the team do first to define the tasks needed to implement the user stories?