True. There is no know cure(online will be called functional cure). But there are treatments and therapies that allow people to live longer
Answer: A milestone
Explanation:
Based on the information given in the question, the answer is a milestone. A milestone simply tells the author that the work is gradually prigressing.
It is a finding which shows that a particular aim in the research plan has been achieved. Therefore, the correct option to the above question is D
