Which one of the following is a benign tumour?

(D) All of the above # Atherosclerosis is an accumulation and swelling in artery walls that is made up of macrophage cells or debris that contains lipids, calcium and fibrous, connective tissues.> Granuloma is a tiny collection of immune cells known as macrophages, formed when immunizing system attempts to wall of substances that it perceived as foreign, but is unable to eliminate papilloma.