If we're talking about the final nail in the coffin than I'd guess A. I'm fairly certain that Timur the Lame didn't invade Spain. Invasion was more of the Mongol's style than putting a figurehead on any throne. Correct me if I'm wrong based on what your resources say.
Answer:
which video. there is no video
B-Passive, withdrawn, and naïve
Answer: A. its focus on organizing small local unions rather than national groups.