Read the following dialog and choose the correct answer.
Abigail: Could you turn the TV volume down, please?
Faras: Why?
Abigail: ....
What is the correct sentence to fill the blank in Abigail's response?
They are cooking meatball soup in the kitchen.
Mom is taking a bath in the bathroom.
We are watering the flowers and trimming the grass in the garden.
I am discussing an English project with my friend on the phone, and he cannot hear me.