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
The answer is abc because they are the first letters of the alphabet
Mild injuries can be helped by over the counter medication as they can give relief from pain and swelling,