<span>artifacts found at historical sites
letters written during that period in history
documents with information about the past</span><span>
</span>
The theory is called mercantilism.
It was the puritans who began the settlement
"It was validated after scientists completed several investigations to gather evidence" is the statement among the statements given in the question that <span>is correct about the Theory of Natural Selection. The correct option among all the options that are given in the question is the last option or option "D". </span>