Find the eccentricity of the ellipse given by 
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Definitions:
IgM
Immunoglobulin M, a type of antibody that is produced by the body's immune system as a first response to a new infection.
Lymphokines
Substances secreted by certain cells of the immune system that carry signals locally between cells, and thus have an effect on other cells or the immune response.
Helper T Cells
A type of white blood cell that plays a crucial role in the body's immune response by signaling other cells to fight infections.
Suppressor T Cells
A type of immune cell responsible for regulating and suppressing immune responses to maintain immune system balance and prevent autoimmune diseases.
Q3: Match the series with the graph of
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