A) Epithelial tissue
B) Mesodermal tissues
D) Endodermal tissues
Correct Answer: B
Solution :Sarcoma is a cancer of the connective or supportive tissue (bone, cartilage, fat, muscle, blood vessels) and soft tissue. The term comes from a Greek word meaning 'fleshy growth'. Bone tumours are also called sarcomas, but are in a separate category be- cause they have different clinical and microscopic characteristics and are treated differently. Osteogenic sarcoma or osteosarcoma is one of the most common childhood bone cancers. Soft tissue sarcomas are more common in adults than in children. Wholly, sarcomas constitute less than 1 per cent of all type of cancers. Its treatment is made more difficult with the existence of more than 70 varieties. Gastrointestinal stromal tumour (GIST) is the most common form of sarcoma, with is approximately 3000-3500 cases per year in the United States. Hence, the correct option is [b].
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