An actuator having a stem movement at full travel of 30 mm mounted with a control valve having an equal percentage plug and with minimum flow rate of 2 m3/s and maximum flow rate of 24 m3/s. When the stem movement is 10 mm, the flow rate will be

• A. 3.4 m3/s
• B. 3.8 m3/s
• C. 4.2 m3/s
• D. 4.6 m3/s