Which of the Following Statements Are True of the Pulmonary

Which of the following statements are true of the pulmonary lymphatic system?
I.It consists of both superficial and deep vessels.
II.It drains into the right lymphatic or thoracic duct.
III.Vessels begin as dead-end lymphatic channels in the lung.
IV.With phagocytes, it defends against foreign material.

A) I, III, and IV
B) II, III, and IV
C) II only
D) I, II, III, and IV