The Graph Below Shows How the Force on a 0 $v=2.23 \frac{\mathrm{~m}}{\mathrm{~s}}$

Multiple Choice

The graph below shows how the force on a 0.500 kg particle varies with position. If the particle has speed $v=2.23 \frac{\mathrm{~m}}{\mathrm{~s}}$ at x = 0.00 m, what is its speed in m/s when x = 8.00 m?

A) 2.00
B) 10.7
C) 14.8
D) 15.0
E) 21.1