You Are Dropping Your Friend Back Home After a Night

Multiple Choice

You are dropping your friend back home after a night at the movies.From the car,she turns on the indoor lights in her home using an app on her phone.How is your friend able to do this?

A) She uses a hub at her home that she connects to through the app.
B) She has installed switches that interact with the installed app on her phone.
C) She has a home network with smart home devices.
D) She dialed into her home modem through the app and sent a command through the router.