A large tank contains oil with density $8.5 \times 10^2\,\text{kg m}^{-3}$. The gravitational field strength $g$ is $10\,\text{N kg}^{-1}$. What is the pressure due to the oil $6.0\,\text{m}$ beneath the surface?
- A$51\,\text{Pa}$
- B$510\,\text{Pa}$
- C$5100\,\text{Pa}$
- D$51\,000\,\text{Pa}$