The history is prepared by the study and exploration of various sources. Such sources are greatly valuable and they must be preserved. In this context, suggest the appropriate measures for the preservation of the sources of history. best answer to this question will mark as brainlist

    the history is prepared by the study and exploration of various sources such sources are greatly valuable and they must be preserved.

explanation:

with the profits from the european sales, merchants purchased europe's manufactured  goods, including tools and weapons. then the merchants shipped those manufactured  goods, along with the  american  sugar and rum, to west africa where they were bartered for  slaves.

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