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Joint equation of lines passing through the origin, and parallel to the lines `y-m_(1)x+c_(1)` and `y=m_(1)x+c_(2)`, is

A

`m_(1)m_(2)x^(2)-(m_(1)_m_(2))xy+y^(2)=0`

B

`m_(1)m_(2)x^(2)+(m_(1)+m_(2))xy+y^(2)=0`

C

`m_(1)m_(2)y^(2)-(m_(1)+m_(2))xy+x^(2)=0`

D

`m_(1)m_(2)y^(2)+(m_(1)+m_(2))xy+x^(2)=0`

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The correct Answer is:
A
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