Which sentence uses modifiers correctly?
O I tried not to spread germs and took the cough medicine, covering my mouth.
Realizing that she could not sleep, Amy decided to get up, take out the trash, and walk the dog.
O I put on the necklace as I headed out for the dance that belonged to my mother.
O Though they screeched loudly, I held on to the steering wheel and slammed on the brakes.