Read the following passage: 'Last year, the voluntary turnover rate in the IT department was 15%, which was 5 percentage points higher than the company-wide average. The company conducted exit interviews with 80% of departing IT employees, and 60% of those interviewed cited 'lack of opportunities for promotion' as a primary reason for leaving.' Based on the passage, which of the following is a FACT?
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A
The IT department is dissatisfied with the company's management.
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B
Improving promotion opportunities would have prevented most of the IT turnover last year.
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C
The company-wide average for voluntary turnover was 10%.
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D
The 20% of departing IT employees who were not interviewed left for different reasons than those who were.