Answer:
To reinforce that she is strong, resilient and female .
Explanation:
Truth repeats the phrase "Ain't I a Woman" to emphasize it.
The term "phrase" is a short group of words that people often use as a way of saying something.
The term "emphasize" is use to draw special attention, lay stress upon any specific sentence, phrase or words.
It is because Truth wants to convey the biasness, discrimination, un-equality between the genders which, the women face of every caste, creed, and religion.
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