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Consider the system:

$\cfrac{dx}{dt}=-(x-y)(2-x-y)$$\cfrac{dy}{dt}=2x(1+y)$

Which one of the following statements is incorrect?

$(0,0)$ is a saddle point and thus unstable.

$(-1,-1)$ is an asymptotically node.

$(0,2)$ is an asymptotically stable spiral point.

$(3,-1)$ is an asymptotically node.