What do twin figurines and minkonde figures have in common

Here are the similarities

size: Both of them are relatively small. Perfectly capable of being carried around to accompany them in their travel.

Shape: Both figurines resembles and actual mini-size human body, with a semi-abstract build on their face.

Function: They both made to bring some sort of good fortune to the holder, even though it's for different event. Minkonde figures are made to provide the holder with safety during the war, twin figurines generally made for family health /wellness.

i believe the answer is:   psychological  experiment

in this experiment, wilhelm wundt became the first person that implement scientific method in analyzing the pyschological phenomenon.

due to this result, wilhelm wundt also able to make psychology to be acknowledged as a separate scientific field from biology.

i believe

clean air is essential for health and survival

clean air provides nitrogen gas for plant respiration

clean air supplies oxygen that enables living organisms to breathe

hope this

i am brianly

sorry if this doesn't