Q. Specific heat is

• (A) The amount of heat required to raise the temperature of a unit quantity of substance through 1?C
• (B) The amount of heat requred to change the state or condition under which a substance exists without changing its temperature
• (C) The ratio of quantity of heat required to raise the temperature of a given weight of any substance through 1?C to the quantity of heat required to raise the temperature of same weight of water through 1?C
• (D) The heat sensed by a mercury thermometer