What is a syllogism? A) play written by Sophocles

B) logical sequence created by Aristotle

C) proposition that is valid

D) system of thought analysis

I would say B.

According to the Wikipedia, a syllogism is "a kind of logical argument that applies deductive reasoning to arrive at a conclusion based on two or more propositions"

Syllogism is an arguemtn that is supported by logical reasoning and is composed of two statements (major and minor premises) and a conclusion. Aristotle made this theory that is quite influential at his time in the Western side. Among the choices given, the answer is B) logical sequence created by Aristotle.