Which of the Following Scenarios Would Result in an Increase

Which of the following scenarios would result in an increase in members' confidence in themselves?

A) Jessica informed her employees that there would be a bonus for exceeding the monthly sales target.
B) Claire informed her employees that the organization would double in size if they merged with their competitor.
C) Peyton informs her employees how they are performing and what they are required to do further in the new production system.
D) Clara informs her employees about the new promotion available to those who accept the transfer to a new branch.