Answer:
I'm aware there are multiple definitions to all of these words but I beleive that in the context given, splintered (C) is the correct answer.
Explanation:
Stuck= push a sharp or pointed object into or through (something)
Swung=move or cause to move back and forth or from side to side while suspended or on an axis
Splintered=break or cause to break into small sharp fragments.
Surrendered=cease resistance to an enemy or opponent and submit to their authority.
Key phrase:"shivered the lance to pieces"
