Under which common law approach are auditors most likely to be held liable for ordinary negligence to a "reasonably foreseeable" third party?

Which statement best describes the reason why the allies responded to the berlin blockade by airlifting supplies to the city? they did not have enough troops to attack the ussr. they controlled only the water routes to berlin. they controlled only one land route into west berlin. they did not want to use military force against the ussr.