Something proof that something is true is evidence :).
The fragment that is made up of a complete predicate is option A. "could not be heard above the voices in the hallway"
In grammar, the predicate is defined as the part of the sentence that contains the verb and gives information about the subject.
Option A is the only option that contains a verb, in this case "could" and it is providing information about a subject we don´t know. The only options lack verbs,
Answer:
the crashing waves wrenched from her deep slumber, how many days and nights have passed, she will not tremble before her wrath, human nature shouldn't be trifled with.
Explanation:
The cold equation can't have more than one passage because it would be no room
