You will be given a definition of a task first, then some input of the task.
In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Among the entities, try to find the best entity that is most likely to fill in "_" and classify the answers based on options.

Most mothers dream of their children's birthdays, graduations and weddings. But Jodie Barden has the heartbreaking task of arranging both her daughters' funerals, knowing that neither will make adulthood because of an incredibly rare illness. Mrs Barden, 28, is mother to eight-year-old Ella and one-year-old Chloe, who both suffer from Cockayne Syndrome and have a life expectancy of just 12. Cockayne Syndrome is a rare genetic disorder, which is characterised by a failure to gain weight, premature ageing, an underdeveloped nervous system and a small head. Scroll down for video Jodie Barden, 28, has been forced to plan her daughters Ella, eight (left) and Chloe, one (right)'s funerals as they have rare genetic disorder Cockayne Syndrome which gives them a life expectancy of just 12Jodie Barden's daughters Ella, 8 and Chloe, 1, have Cockayne SyndromeThis rare genetic disorder means they are unlikely to live to be teenagersMrs Barden, 28, has faced heartbreak of planning her daughter's funeralsFamily is now trying to make the most of the remaining time they have 
 Questions:_ isn't walking yet and probably won't ever reach this milestone. (A) Jodie Barden (B) Barden (C) Ella (D) Chloe (E) Cockayne Syndrome (F) Family
Output:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
(D)