A Molecule in a Uniform Ideal Gas Can Collide with Other

Multiple Choice

A molecule in a uniform ideal gas can collide with other molecules when their centers are equal to or less than

A) one radius away from its center.
B) one diameter away from its center.
C) two diameters away from its center.
D) twice the cube root of volume away from its center.
E)
diameters away from its center.