An ISJC 200 channel section has the following details: width of flange 70 mm, depth of channel 200 mm, the thickness of flange tf = 7.1 mm, a moment of inertia Ixx = 1161.2 cm4: The distance of shear centre from the centre of the web will be

• A. 16.82 mm
• B. 18.58 mm
• C. 22.87 mm
• D. 27.87 mm