The equation of the normal to the circle ${x^2} + {y^2} - 2x = 0$ parallel to the line $x + 2y = 3$ is
The equation of the normal to the circle ${x^2} + {y^2} - 2x = 0$ parallel to the line $x + 2y = 3$ is
- A
$2x + y - 1 = 0$
- B
$2x + y + 1 = 0$
- C
$x + 2y - 1 = 0$
- D
$x + 2y + 1 = 0$
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