Respuesta :
Answer:
The correct answer will be option-D
Explanation:
The discovery of the solution which prevents the melting of the rubber and the brittleness during winter by Goodyear will be considered a scientific discovery.
This is due to the fact that any scientific discovery begins with making an observation on the basis of which further steps will be followed. The accidental research of the solution act as evidence to the scientific observation.
Thus, option-D is the correct answer.