Answer
$\bf {Graph(h)}$
Work Step by Step
Since, we have $x=2 \cos t, y =0; z=2 \sin t$
Now, we get $x^2+z^2=4; y=0$
This shows us an equation of a semi-circle in the plane $y=0$ with a radius of $2$.
Hence, the required answer is $\bf {Graph(h)}$
