The least reactive element in the third period is argon.
The answer would be AUTOTROPHIC
Hello, BellaBouye205. Your answer would be Kurt Lewin. In the later years of his life, he devoted his time to studying small social groups. He claimed that groups change people's behaviorally as an individual. He also said that the small groups flourished greatly whenever they were preformed in a democratic way. I hope I helped!! Have a great evening.
