The Identity Rule Allows Us to

Multiple Choice

The identity rule allows us to

A) infer that if a property belongs to a thing then it belongs to whatever is identical to that thing.
B) enter statements of self-identity as lines in a proof.
C) replace one constant or variable with another that is identical with it.
D) switch the constants or variables in an identity statement (e.g., from a = b to b = a) .