What are the best ways for scientific way of gathering information

The most commonly used methods are: published literature sources, surveys (email and mail), interviews (telephone, face-to-face or focus group), observations, documents and records, and experiments.

Explanation:

Common methods are experiments and research on a certain subject

i honesty don't know, good luck tho dawg

it affected it because the kingdoms (with trade) slowly got richer and richer.