Which of the Following Statements Are True of Lymph and Lymph

Which of the following statements are true of lymph and lymph vessels (Select all that apply) ?

A) Lymph is tissue fluid that has entered lymph capillaries.
B) Lymph will be returned to the blood in the right and left jugular veins.
C) Lymph vessels are much like veins in structure,in that both have valves.
D) The thoracic duct collects lymph from the lower half of the body,and the right lymphatic duct collects lymph from the upper half of the body.
E) In composition,lymph is similar to plasma.
F) Lymph is kept moving in some of the larger lymph vessels by the skeletal muscle pump.