Answer:
D: to convince Puritans to strengthen their faith in God
Step-by-step explanation:
The answer is D: to convince Puritans to strengthen their faith in God. Rowlandson includes this ending to help the Puritans, through her testemony, that they dont't need to worry or fear, because, even if any of them were taken captive, they must trust, rely on God and depend completely upon Him, and then, tey will 'see the salvation of the Lord", as promissed in the book of the Bible, Exodus.