Compound X has a melting point of $71\,^{\circ}\text{C}$ and a boiling point of $375\,^{\circ}\text{C}$. Which of the following statements about X is correct?
- AIt is a liquid at $52\,^{\circ}\text{C}$ and a gas at $175\,^{\circ}\text{C}$.
- BIt is a liquid at $69\,^{\circ}\text{C}$ and a gas at $380\,^{\circ}\text{C}$.
- CIt is a liquid at $75\,^{\circ}\text{C}$ and a gas at $350\,^{\circ}\text{C}$.
- DIt is a liquid at $80\,^{\circ}\text{C}$ and a gas at $400\,^{\circ}\text{C}$.