Answer:
A
Explanation:
I think it is a but not sure
The type of context clue can be used to determine the meaning of the underlined word is an <span>Example. The rest of the choices do not answer the question above</span>
Supporting details can do all of the enlisted options except introduce the main idea. Supporting details are there to support the main idea, so of course they cannot introduce it. They are the result of the main idea, not its creator.
The correct answer is C, subject. A cannot be correct as a direct object in this sentence are 'section', and 'discoveries'. B cannot be correct as there is nothing to possess, if it said 'whose', then it would be a possessive relative pronoun, and plus, 'possessive' isn't a function, it is just a kind of pronouns. D is also incorrect, it cannot be an object of preposition because 'anyone' isn't a preposition, it is a pronoun. And since 'who reads the science section of the newspaper' is a part of the whole noun phrase starting with 'anyone', which is a subject, this has also got to be the subject.
It is a Climax of a story