One characteristic of a scientific theory is that
a. it can never be proved
b. it can be proved
c. it cannot be modified
d. it summarizes a set of observations

Answer;

a. it can never be proved

Explanation;

-One characteristic of a scientific theory is that it can never be proved.

-A scientific theory is a series of statements about the causal elements for observed phenomena. It is a hypothesis or a group of hypotheses about some phenomena that have been supported through research using the scientific method.

the answer is definitely c.

its first and third is your answer i did the qustion the fourth isnt right