Based on what you know from the preceding question, Darnell is likely to have difficulty using his power if employees:

Don't believe in Darnell's expertise

Are not afraid of Darnell's punishments

Feel that Darnell is unpleasant

Are not interested in Darnell's rewards

Eleanor, the CEO of Down Home Fashion, has legitimate power at work. Employees are likely to do what Eleanor says because:

She can fire them

They get raises from her

She has a charming personality

Her job title is CEO

Considering what you know from the preceding question, Eleanor is likely to have difficulty using her power if employees:

Question why Eleanor got her job

Doubt Eleanor's accuracy

Don't like her very much

Are dissatisfied with their wages