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Two wires are arranged as shown in the f...

Two wires are arranged as shown in the figure. The elongations in upper and lower wires are respectively

A

`((m_(1)+m_(2))gl_(1))/(AY_(1)), (m_(2)gl_(2))/(AY_(2))`

B

`((m_(1)-m_(2))gl_(1))/(AY_(1)), (m_(2)gl_(2))/(AY_(2))`

C

`(((m_(1))/(m_(2))+1)gl_(1))/(AY_(1)), (m_(2)gl_(2))/(AY_(2))`

D

`(((m_(1))/(m_(2))-1)gl_(1))/(AY_(1)), (m_(2)gl_(2))/(AY_(2))`

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