Answer:
i think the answer is B cause I've had this question before
It's a run on. It is easy to fix.
Jackson is a very smart little boy. He can count to twenty and is only two years old.
Verb.....................svegtngcswvccr
B. on the rocks
on the rocks depicts a place/setting which would be a prepositional phrase just like in or behind, in front etc.
hope this helps! brainliest answer would make my night!