Hey there!
The correct answer to your question is option C.
The sentence "Carla skates before schools in the morning" contains an intransitive verb.
An intransitive verb is a word that doesn't have a direct object, meaning that you cannot do something with that word.
"Skates" is an intransitive verb because you cannot skate something. You can only skate on something.
Hope this helps you.
Have a great day!
