What is the simplified form of 8b^3c^2 + 4b^3c^2?

A. 12bc
B. 12b^3c^2
C. 12b^6c^4
D. 12b^9c^4

The simplified form of 8b^3c^2 + 4b^3c^2 is 12b^3c^2, therefore the answer is B. 12b^3c^2.