This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urology, Subject name: Surgery
Predominantly osteoblastic metastasis is seen in ? 
Select and explain. 
A. Renal cell carcinoma, B. Prostate carcinoma, C. Breast carcinoma, D. Thyroid carcinoma
B: Prostate carcinoma
Answer: B: Prostate carcinoma 
Explanation: Bone Metastasis Purely osteolytic Mostly osteolytic Mostly osteoblastic Purely osteoblastic Kidney (expansile) Thyroid Lung GI tumors Breast Seminoma Carcinoid Neurogenic tumors Uterus and ovary Urinary Bladder Prostate