If the mass of an object increases, how would you expect the net force action on the object to change, assuming the
acceleration is constant?

c.the charges if the proton and electron and gravity

if the person is shown to have +90n, then ans is -10n.

if the person is shown to have -90n, then ans is +10n.

im srry but ur wrong the answer is d a smooth rock, some red dirt, and an empty bird's nest.