Which Statement Is True Concerning an Ideal Gas

Which statement is true concerning an ideal gas?

A) Gases behave more ideally at low temperatures than at high temperatures.
B) Polar molecules are more ideal than nonpolar molecules.
C) Gases behave more ideally at low pressure than at high pressure.
D) Both the statements Gases behave more ideally at low temperatures than at high temperatures and Polar molecules are more ideal than nonpolar molecules are correct.
E) Both the statements Polar molecules are more ideal than nonpolar molecules and Gases behave more ideally at low pressure than at high pressure are true.