Answer: Special damages
Explanation: In simple words, special damages refers to the claim made by the injured person for the losses he or she suffered due to negligence of duty by the defendant.
In the given case, the train that is owned by the modern railways collided with a truck owned by craft co resulting in a loss of $100,000 of the former.
Hence if Craft co proves that the accident happened due to the negligence from the side of modern railways then they can claim special damages.