A supermarket chain (TrolleyDollies Limited) has a sign on its premises which reads: The company shall not be liable for any loss, damage or injury on these premises, however, caused.

Using legal authorities, ADVISE TrolleyDollies as to whether the sign will help them in each of the following circumstances:

(a) a customer (Matt) is hit and injured in the car park by a line of trolleys being moved by a member of staff, AND

(b) another customer (Lillian) suffers damage to an expensive handbag when a display of red wine collapses in the store, AND

(c) a delivery van belonging to a supplier ( Ambridge Organics ) is damaged by a box of crisps being thrown by a TrolleyDollies employee.