Which answer best describes Wide Band Delphi (e. g. Planning Poker) estimating?
A . Team members provide story estimates individually and discuss their reasoning until a consensus on the estimate is reached.
B . Team performance on prior projects is analyzed, and actual hours and durations are used to determine estimates for similar user stories.
C . Team members apply relative sizing to each task, and story points are triangulated based on the other stories in the Sprint Backlog.
D . Team members assign a realistic and a pessimistic estimate to each story, and points are assigned based on the calculated average.
Answer: A