Based on historical perspective, the conditions described by Rowlandson were primarily the result of "large numbers of British colonists attempting to acquire land in North America."
One of the books authored by Mary Rowlandson titled "The Narrative of the Captivity and Restoration of Mrs. Mary Rowlandson" depicts the conditions of North America.
She concluded, among many other things, that a considerable number of British colonists attempted to acquire land in North America to live.
Mary Rowlandson was a colonial American woman captive in the King Phillips war by the Native Americans.
Hence, in this case, it is concluded that the correct answer is option B.
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