Neoplasm can be classified as either benign or malignant. The following are characteristics of malignant tumor apart from:
A. Encapsulated
B. Infiltrates surrounding tissues
C. Metastasis
D. Poorly differentiated cells
Correct Answer: A. Encapsulated
Option A: Benign: grows slowly, localized, encapsulated, well-differentiated cells, no metastasis, not harmful to host.
Options B, C, and D: Malignant: Grows rapidly, infiltrate surrounding tissues, not encapsulated, poorly differentiated, metastasis present, always harmful.