Two tow trucks lift a motorcycle out of a ravine following an accident. If the 100 kg motorcycle is in equilibrium in the position shown, what are the tensions in the cables T AB and T AC
a) T AB =980 N, T AC =980 N
b) T AB =980 N, T AC=0
c) T AB=0, T AC =980 N
d) T AB=0, T AC =0