How can you check if a line is drawn in 3D? 1-You can't 2-Dimension it 3-Press 'F5' 4=Check the line's properties

Thanks For the invite

the answer 

select 

4 

check the lines properties

Thanks For the invite. Sorry, I don't know the exact answer.

In AutoCAD every object has got certain properties associated with it which can be checked with the help of properties. Since line is also one of the object so by checking its property we can easily find out whether it is2D object or3D object.

So answer4 is the correct one.

Thanks for invitation 

Agree Answer Option 4

Option 4 - Check the line properties - To check