Respuesta :
the answer is C. it is saying if he is kind and can prove me wrong, he can be king.
Answer: c) If Segismund behaves kindly, this will prove me wrong and then he can be king.
Explanation: In this excerpt we can see that the speaker is a king who is hesitant about giving his son the crown (making him king) because he thinks his son is not kind, so he says that if his son proves him that he can be kind, he can be king, he also says that his son only needs to prove that to him not to the rest of the world ("He fling discredit, not upon the stars, but upon me..."), so the best paraphrase is the one from option c.