Answer;
C. If p Arrow q and q Arrow r are true statements, then p Arrow r is a true statement.
Explanation;
-The Law of syllogism is a valid argument form of deductive reasoning that follows a set pattern. It is similar to the transitive property of equality, which reads: if a = b and b = c then, a = c.
-According to the law of Syllogism; If p →q and q →r are true statements, then p →r is a true statement.
