Respuesta :
I'm 90% sure the answer would be 2. Prepositional phrases contain no subjects or verbs.
So, number two. (There was no one visible; under him, in the water, the dim shapes of the swimmers had disappeared.)
So, number two. (There was no one visible; under him, in the water, the dim shapes of the swimmers had disappeared.)
Answer: There was no one visible ; under him, in the water, the dim shapes
of the swimmers had disappeared.
He could see nothing through the stinging salt water but the blank rock.