The statement 'Heat lost by the hot body equals that gained by the cold one' is as...

Question

The statement 'Heat lost by the hot body equals that gained by the cold one' is assumed when determining specific that heat capacity by the method of mixtures. Which of the following validates the assumption?

I. Lagging the Calorimeter

II. Ensuring that only S.I units are used

III. Weighing the calorimeter, the lid and the stirrer.

Options

A) I only

B) I and II only

C) I and III only

D) II and III only