Which of the following factors should managers use to engage their employees?

A) maintain a positive perspective
B) provide recognition and encouragement
C) a strengths-based approach
D) all of these

All of these factors (maintaining a positive perspective, providing recognition and encouragement, and using a strengths-based approach) can be effective in engaging employees. Maintaining a positive perspective can create a positive work environment, providing recognition and encouragement can boost employee morale and motivate them to perform well, and a strengths-based approach allows employees to use their strengths and feel valued in their roles. Using all of these factors together can lead to higher levels of employee engagement.