A spherical shell has inner radius $1\mathrm{.}5$ m$,$ outer radius $2\mathrm{.}5$ m$,$ and mass $850$ kg$,$ distributed uniformly throughout the shell. The magnitude of the gravitational force exerted on the shell by a point particle of mass $2\mathrm{.}0$ kg$,$ located a distance $2\mathrm{.}0$ m from the center, is

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$1\mathrm{.}1$ x $10-8$ N $$

$0$ N $$

$2\mathrm{.}5$ x $10-8$ N $$

$2\mathrm{.}8$ x $10-8$ N $$

$1\mathrm{.}5$ x $10-8$ N $$