Sign of chronic inflammation ?

Ans. is 'a' i.e. AngiogenesisChronic inflammation is characterized by :?Infiltration with mononuclear cells, which include - macrophages, lymphocytes, and plasma cells Tissue destruction, induced - the persistent offending agent or by the inflammatory cellsAttempts at healing - connective tissue replacement of damaged tissue, accomplished by angiogenesis (proliferation of small blood vessels) and, in paicular, fibrosis.