Answer:
Its D ,scientific theory
Step-by-step explanation:
- Its is basically a claim made by the scientists that is reliable and it can be proved over time .
- The theories that are known to us already as a fact , have more chances of acceptance for example :-
newton's theory of gravity
- If a theory is able to predict new phenomenon ,It can gain allot more support
- A theory can change over time as well as new claims are made and new researches are done ,it can evolve .