Im pretty sure that the answer is C
Noun clauses are dependent clauses that can replace any noun in the sentence: subjects, objects, and/or subject complements. In all, there are five different functions that a noun clause can serve: subjects, direct objects, indirect objects, objects of the preposition, and subject complements.J
Answer:
Across the ash,the new ground,/and go forth in the footprints
The answer is who because whom is not really saying what she is wondering