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Pick up the correct statement from the following: | |
A. | The free quartz suddenly expands at a temperature lower than 600°C [Wrong Answer] |
B. | The lime stone resists fire upto about 800°C and at higher temperature it splits into CaO and CO2 [Wrong Answer] |
C. | The sand stone with silicates resist a fire in a better way [Wrong Answer] |
D. | All the above. [Correct Answer] |