The different triangles in the given figure are KBA, KBC, KAC, KED, KEF, KDF, KHG, KHI, KGI, KNA, KNR, KAR, KLJ, KLM, KJM, CKS, CAS, CAR, KOQ
$$\therefore\ $$Number of triangles in the given figure = 19
Hence, the correct answer is Option A
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