Diffusion is slowest in solid particles than in particles of liquid and gases because?

A. solid particles have more kinetic energy than the particles of liquid and gases
B. solid particles have less kinetic energy than the particles of liquid and gases
C. solid particles have less restriction in their movement than liquid and gas particles
D. the particles in solids are far apart and the cohesive forces between them are negligible

Correct Answer:

Option B – solid particles have less kinetic energy than the particles of liquid and gases