The source of evidence that could be used to support the assertion that behavior is due to nature is Comparison of identical twins raised together versus those raised apart
Explanation:
The source of evidence of the comparison of the behavior of two pairs of twins growing up in different ways can give the best supporting information to demonstrate that behavior is due to nature not to rising, society or external influence by documenting if the twins behave similarly just because they have the same origin or if they behave differently.
