What is the simple subject of this " tell me about them"

Why would victor frankenstein rather than his creation most likely be considered a monstrous? a.because he uses ancient curses and spells to give his creation life b.because he seeks only the company of professors and not his friends c.because he wishes to be a famous scientist d.because he is obsessed with creating a living being

How to combine the two sentences in bold.

What is the cause of romeos despair?