Molecules are always moving. Some molecules move faste than others,.........is a measure of their average velocity of movement

Molecules are always moving. Some molecules move faste than others,...

1.	Molecules are always moving. Some molecules move faste than others,.........is a measure of their average velocity of movement
A.	Density
B.	Polarity
C.	Electronegativity
D.	Temperature
Answer» E.