The correct answer is A. To inform readers about formative events in her early life
Step-by-step explanation:
I Know Why the Caged Bird Sings was a book published by the writer Maya Angelou, in this, she describes events of her life, especially by focusing on her childhood and adolescence as she faces racism and other difficult situation such as getting pregnant at a young age. However, by the end of the book, she learned from all of these events and can overcome them, becoming a strong woman. Thus, this book by Maya Angelou mainly aims at informing readers about formative events in the author's life as she describes the events that made her learn and be stronger.