Answer:
Option (2).
Step-by-step explanation:
Inflammation may be defined as the natural process that helps the body to defend and helps in healing of the body. The production of white blood cells increases at the time of inflammation.
Leukotrienes, histamine, bradykinin and prostaglandins are the chemicals that mediate inflammation process. These chemicals increases the production of immune cells and causes redness, heat and swelling in the body.
Thus, the correct answer is option (2).