As a Result of Careless Driving,Mr

As a result of careless driving,Mr.Boz accidentally knocked Mr.Alder,a 70-year-old man,off his bike.Mr.Alder broke his arm and collar bone.Because of a rare disease,there was little likelihood that the breaks would heal properly,if at all.In effect,unlike most who would suffer those breaks,he lost the use of his right arm.Mr.Alder sued Boz for negligence.The court held Boz liable.What would be the amount of damages to be paid by the defendant?

A) an amount to cover the full extent of the injury suffered
B) an amount to cover the extent of injury that would have been suffered by a reasonable man
C) an amount to cover the extent of injury that would have been suffered by the average man
D) an amount to cover the extent of injury that would have been suffered by the average 70-year-old man, because a reasonable man would not have foreseen the extent of injury actually suffered
E) no compensation at all because of Mr. Alder's rare condition