I am pretty sure its convection currents in the mantle
The aspect of Hobart Frost poetry that breaks from his tradition is his structure
i think it is All of the above
1. When I was two years old I could walk
2. I can cook
3. May I go to the restroom
4. My father might be getting a promotion
5. I would like to go swimming
I'm pretty confident your answer is adjective. Hope this helped!