Kabir was born in the lowest caste of people, he lived until he was 120 years old and he was immaculately conceived, so the correct answers are A and B.
A commemorative speech has to do with celebrating something or someone. If you want to pay tribute to someone (and there isn't a specific topic you have to talk about), you should talk about someone important to you, someone whom you love and who inspires you - it could be a family member or a friend, or someone you look up to.
Your answer is D, i just did this one so 100% correct
D. Hint at what will happen.