Explanation:
The length, breadth and height of the solid is not equal, so it's a cuboid
Volume of a cuboid is calculated by product of length, breadth and height i.e. V = lbh
Putting the values in the formula,
=> Volume = 1m * 2m * 2m
=> Volume = 4m3 (Option 3)
Volume of the cuboid is 4m³ (ans)