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A spaceship in space sweeps stationary...

A spaceship in space sweeps stationary interplanetary dust . As a result , its mass increase at a rate `(dM(t))/(dt) =bv^(2) (t)` , where v(t) is its instantaneous velocity . The instantaneous acceleration of the satellite is :

A

`-bv^(3) (t) `

B

`- (bv^(3))/(M(t))`

C

`-(2bv^(3))/(M(t))`

D

` - (bv^(3))/( 2M(t))`

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