When scientists use a general approach to gathering information so that it is less likely that there will be errors or biases, then those scientists are using psychology qualitative data socialization the scientific method

answer///scientific method;

i guess that visual aids present persuasive examples to what you are presenting, some factors would be theme (does it fit with the color, information, what you are presenting), size (can you see it, is it a big enough span of data/information), and overall look of the visual aid.

hope this : )

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