In His 1951 Book, Social Choice and Individual Values, Kenneth

Multiple Choice

In his 1951 book, Social Choice and Individual Values, Kenneth Arrow used the term "unanimity" to mean

A) A beats B only if everyone prefers A to B.
B) if everyone prefers A to B, then A beats B.
C) if A beats B and B beats C, then A must best C.
D) everyone who is eligible to vote must vote; otherwise, the outcome is invalid.