Pls answer great gatsby question

What word or phrase is modified by the prepositional phrase in the sentence below? marisol's puppy likes napping under the couch because it is warm and cozy

Create an explanatory essay outlining a technological advancement during the industrial revolution in england, and how this advancement impacted the workers. compare this information with information you have researched about a twenty-first century hardware invention, how this has changed lives, and how the workers who create the hardware are impacted. construct a strong conclusion, making a connection between technology of the past and present.

Isaw my future flash before me and it did not take me anytime to slow down. i need to replace the words "it did".