How do people know what happened in the past if the were born in the future

Well obviously if it was a critical event then they would most likely learn about it, but generally speaking they wouldn't know what happened in the past. UNLESS.. someone told them...lDK THATS CONFUSING BRO.

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Books and other people expaining and pasing down all the infomation.

Explanation:

Because.

one of these is the rhoticity common in most american accents, because in the 17th century, when english was brought to the americas, most english in england was also rhotic.

option d is correct. corroborated sources of historical evidence   is necessary to validate a claim about an event in history.

historians tend to use written sources, but audio and visual materials as well as artifacts are important objects that supply information to modern historians.

historical sources are usually divided into two categories: primary and secondary sources. depending on the historian's intent, some sources shift their designation. determining what type of sources toimplement, and the level of credibility and reliability of those sources, is a significant step in critical thinking for the historian.

explanation: