The 20th and 21st centuries were revolutionary in the way of thinking, changing many thoughts that had been established since the middle ages.
Assumption is a term that refers to making conjectures about something, fact or person, which is proposed based on clues (which can be real or imaginary).
According to the above, it can be affirmed that during the 20th and 21st centuries many assumptions related to groups of people with specific characteristics were changed, such as:
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