"The chicken sandwiches are more expensive than double cheese burgers." The statement presented shows that it is a FACT one. A fact statement can easily be known by just taking a look at it and try to distinguish those words. If those words are the ones you can find in an opinion statement, then it is an opinion such as "for me," "I think," etc.
Answer:
Can it be random sentience like: James, the star quarterback, strode over, confidence radiating off him in waves. or does it need to be more specific?
Explanation:
The correct answer is Very young owls grow slowly.
Here, the adverb is <em>very </em>and the adjective is <em>young, </em>so the adverb is used to modify the adjective, or to show a particular degree of the adjective (how young? very young.).
In the rest of the options, there is only one adverb <em>slowly, </em>and it's not modifying an adjective, but rather the verb.