Answer:
The correct answer will be option-A.
Step-by-step explanation:
Leonardo da Vinci was the famous painter, anatomist and an engineer who did outstanding and extra-ordinary works in many disciplines of the science.
In the given question, the option which distinguishes Vinci as a scientific person related to his discoveries is the statement which explains that discoveries made by him which is the sketches of the parachutes and the gliders.
He was the first person who drew the sketches of the man-made flying instrument especially parachutes and the gliders based on his personal studies. His studies laid the foundation of the aerodynamics and thus option-A is the correct answer.