Dates and Kola nuts are traditional West Africa crops. True False

False.

Explanation:

Kola nuts are often chewed on and are often presented to higher-ups. they are bitter and contain caffeine. Dates come from Northern Africa and Western Asia.

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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.