Match each proposition on the left with the word describing it on the right.

Drag and drop application.

A compound proposition that is always false.

A compound proposition that is always false. drop zone empty.

A compound proposition that is always true.

A compound proposition that is always true. drop zone empty.

A compound proposition that is neither always true nor always false.

A compound proposition that is neither always true nor always false. drop zone empty.

tautology

contradiction

contingency