Charles manages a large team that has undergone significant transition over the past two years. There was a merger, the department was downsized, and half of the staff was laid off. Employees on Charles' staff have come to equate being invited for a one-on-one meeting with the boss to being laid off. What can Charles try to do to allay his staff's fears? a. Try not to hold any more one-on-one meetings b. Only communicate via email c. Try to set the proper communication climate d. Only hold meetings in public places