In its discussion of expertise and problem solving, your text identifies the kind of scientists who are most likely to make revolutionary discoveries in their fields. this particular discussion suggests that may be more important than in creative thinking.
select one:
a. experience, structure
b. structure; experience
c. flexibility, experience
d. experience; flexibility

c. flexibility, experience

Explanation:

Flexibility: The term flexibility is defined as an individual's ability to look into something with a different perspective or angle, changing to an opposite direction, viewpoint, chronology, modality, etc. and therefore putting oneself in the other person's shoes. Flexibility can or can't lead to the originality.

Flexibility often considered a very important social skill that an individual should acquire.

An individual having experience in creative thinking often leads to biases and therefore flexibility is considered as more important than experience in creative thinking.