Which of the pictorial drawings is an example of isometric drawing?
 

An orthogonal drawing of a wi-fi router is shown.
 

Construct a freehand pictorial sketch of the wi-fi router as viewed in the direction of the arrow.   (3 marks)

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An orthographic drawing of a toggle switch is shown.
 

Produce a pictorial drawing of the toggle switch when viewed from the direction indicated by arrow A.   (6 marks)

Use a scale of 2:1.

An orthogonal view of a smart watch is shown.
 

Construct a freehand pictorial sketch of the smart watch as viewed in the direction of the arrow.   (3 marks)