If the president does not agree with a law, it is his or her responsibility as che if executive to a)ensure the law is followed b)ignore the law c) rule the law unconstitutional d) change the law

The correct answer is A) defending.

Explanation:

Antibodies correspond to proteins of the immune system which recognize and neutralize foreign agents to the body (eg viruses, bacteria, toxins). They are produced by type B lymphocytes. By recognizing foreign agents (antigen) the antibodies circulate in the blood attacking them and generating immunity, before a new attack by the same agent.