Which statement best describes the relationship between antigens and antibodies?
A
Antigens cause the lymph nodes to decrease in size, and antibodies cause the lymph nodes to increase in size.B
Antibodies cause the production of antigens, and antigens attack antibodies.C
Antigens cause lymph to be clear, and antibodies cause lymph to become yellow.D
Antigens cause the production of antibodies, and antibodies attack antigens.