Answer: option D - is initiated by the buildup of dead cells and bacteria
Explanation:
Inflammation is a medical condition that affect a part of the body, consisting of congestion of the blood vessels, with obstruction of the blood current, and growth of morbid tissue. It is manifested outwardly by redness and swelling, attended with heat and pain.
Note that the CONGESTION and OBSTRUCTION of blood vessels is INITIATED by buildup of dead cells and bacteria.