Metaphor
I would say a metaphor because, even though they are very common in all forms of writing, literature, etc. People tend to have a very hard time finding them and identifying them. Some people get metaphors confused with other forms of writing devices.
Answer:
Mary Poppins is a story about life's tradeoffs and the importance of finding balance, understanding and fulfilling obligations, and subordinating personal ambition.
Explanation:
so it is happy, and positive energy!
The correct answer that uses the adjective infinite correctly is :
A. The variation on the design are infinite.
Hope this helps,
Davinia.