Who Ramayan is written by Which metal is liquid at room temperature

Question : Which metal remains in liquid form at normal temperature?

Option 1: Bromine

Option 2: Mercury

Option 3: Cadmium

Option 4: Glass

Question : Curie point is the temperature at which 

Option 1: Matter becomes radioactive

Option 2: A metal loses magnetic properties

Option 3: A metal loses conductivity

Option 4: Transmutation of metal coures

Question : Absolute zero is defined as:

Option 1: the temperature at which all molecular motion ceases.

Option 2: at which water boils at 298K.

Option 3: at which liquid helium boils.

Option 4: at which the volume becomes zero.