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The locus of the centre of the circle wh...

The locus of the centre of the circle which moves such that it touches the circle `(x + 1)^(2) + y^(2) = 1` externally and also the y-axis is

A

`y^(2) = 4x, x ge 0`

B

`y^(2) = -4x, x le 0`

C

`y = 0, x gt 0`

D

`y = 0, AA x in R`

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The correct Answer is:
B, C
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