To my knowledge of literally devices that would be an idiom, because it is a saying for something common!!
Answer: B) Katie is anxious to learn the new ropes of her ew job so she can feel more comfortable in her position.
Explanation:
“Learn the ropes” is the idiom.
Examples of idioms: raining cats and dogs, see the light, etc.
Because people don't follow their own advice
Answer:
I think Main Idea because The main idea is what the story is about.
Explanation:
And the theme is the message
Purpose is why it was written
And Symbol is person, object, place, etc..