They love each other by showing that they care for one another.
The answer is: [C]: pure sociology .
______________________________________________________
Note: "Pure sociology" is also known as "basis sociology".
______________________________________________________
Answer:
A lymphocyte is a type of white blood cell that is part of the immune system. There are two main types of lymphocytes: B cells and T cells. The B cells produce antibodies that are used to attack invading bacteria, viruses, and toxins.
Explanation:
I got this from:
genome.gov/genetics-glossary/Lymphocyte#:~:text=A%20lymphocyte%20is%20a%20type,bacteria%2C%20viruses%2C%20and%20toxins.