The three sentence options that create an objective summary of the passage are:
B) Christine de Pizan was the first woman writer who earned a living by writing.
D) She overcame obstacles like being a widow at 25 and raising 3 children in the Middle Ages and portrayed women in a positive light all the while giving advice in her books.
C) She advised the rich women to run their estate while they were away on business or were traveling for other reasons.