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What type of tumor is a sarcoma?
benign tumor of epithelial origin
malignant neoplasm of connective tissue
benign tumor of connective tissue
malignant neoplasm of nervous tissue
The correct answer is: malignant neoplasm of connective tissue
A sarcoma is defined as a malignant neoplasm that arises from connective tissue. This type of tumor can develop in various tissues, including bone, muscle, cartilage, and fat, making it quite diverse in its presentation and effects. Unlike benign tumors, which typically grow slowly and do not spread to other parts of the body, sarcomas are aggressive and can metastasize, meaning they have the potential to invade surrounding tissues and spread to distant sites. Each of the other options refers to different types of tumors with specific characteristics. For instance, benign tumors of epithelial origin refer to non-cancerous growths from epithelial cells, while benign tumors of connective tissue are non-cancerous tumors that arise from connective tissue and do not exhibit aggressive behavior. Malignant neoplasms of nervous tissue would pertain to tumors that originate from nerve cells or glial cells, distinct from sarcomas which involve connective tissues. Thus, option B accurately captures the defining features of a sarcoma as a malignant tumor originating from connective tissue.