Two motorcyclists P and Q start from the same point. P rides 17 km West, then turns South and rides 11 km, then turns to his right and rides 10 km. Q rides 20 km South, then turns to his right and rides 27 km. Where is Q with respect to P now?

• A. 9 km North 9
• B. 31 km South 31
• C. 31 km North 31
• D. 9 km South