When a bus takes a sharp turn a person sitting in the bus experiences a force acting away from the centre of the curved path. This is due to

Question

$\begin{array}{1 1} (a)\; \text{inertia of rest} \\ (b)\; \text{inertia of motion} \\ (c)\; \text{inertia of direction} \\ (d)\; \text{none of the above} \end{array}$