What type of immunity is provided by the injection given in cases of tetanus and snakebite?

Which organs are associated with the origin,maturation,and differentiation of lymphocytes?

In the case of a snakebite,what is injected into the patient?

Which molecule is represented by the structure $H_2L_2$?

Given below are two statements:
Statement $I:$ Autoimmune disorder is a condition where the body's defense mechanism recognizes its own cells as foreign bodies.
Statement $II:$ Rheumatoid arthritis is a condition where the body does not attack self-cells.
In the light of the above statements,choose the most appropriate answer from the options given below:

Which of the following is $NOT$ considered an autoimmune disease?