A high$-$performing team member's performance has been consistently increasing over the past year, leaving other peers behind. The project manager has been reluctant to publicly recognize the team member's contributions for fear of discouraging others. The project manager is also concerned that the team member may leave if not rewarded for the contributions made.What should the project manager do$?$A$.$ Promote the higher performing team member to a higher positionB. Request the high$-$performing team member to mentor the other team membersC. Remind the high$-$performing team member to focus on shared rewards rather than individual rewardsD. Reward the high$-$performing team member privately to avoid team disruption