An agile team is working to meet an aggressive release goal. The team leader has recently notice that the performance of one of the team members has dropped and the team member seems to be communicating less in group discussions. What should the team leader do?

According to the Kano model, which of the following statements regarding the “must-have” features is correct? A. The “must-have” features only increase customer satisfaction if all delighters have been provided. B. The increase in the number of “must-have” features is directly proportional to the increase of customer satisfaction. C. The increase in the number of “must-have” features is inversely proportional to the increase of customer satisfaction. D. Once some amount of a must-have feature has been implemented, customer satisfaction cannot be increased by adding more of that feature.

What product development method would best fit an agile team’s needs if team members want to visualize and manage their workflow and limit work in progress without being constrained by strict time-boxed iterations?