A) The narrator is still angry about his mother's death because she died prematurely, and his grief remains unresolved even after twenty-two years.

Here are the answers to your comprehension questions:

a) The narrator is still angry about his mother's death because she died prematurely, and his grief remains unresolved even after twenty-two years.

b) The last meeting between the narrator and his mother occurred when he was a boarding school student. His mother looked at him strangely while he ate chai and mandazi, and he did not realize at the time that it would be their final encounter.

c) The narrator believed his mother might recover from her illness because she had previously survived many other illnesses and overcome "other prophecies of doom," making her seem resilient.

d) During their final meeting, the mother made the sacrifice of insisting on buying her son tea even though she could barely afford it and did not order anything for herself.

e) The narrator regrets the last time he saw his mother because he did not pay enough attention to her, focusing instead on eating, and wishes he had appreciated that moment more, knowing it was their last.

f) The narrator wishes his mother had lived to see his academic success, specifically becoming the first person in the extended family to attend university.

g) From Mine Boy, the narrator learns the idea that the dead become stars watching over the living.

h) The narrator begins writing letters to his mother in the hope that it will help him achieve emotional closure and heal from his grief.