Which of the following is an a priori proposition?
A) All material objects are extended (that is, they take up space).
B) Some material objects have a greater mass than others.
C) All material objects are empirically observable.
D) Some material objects are living creatures.

Question

Quizplus · Accepted Answer

A priori propositions are those that can be known to be true or false independent of empirical observation, relying instead on pure reasoning. The statement that all material objects are extended (take up space) is a conceptual truth that does not require empirical evidence to be validated, fitting the definition of an a priori proposition.

Which of the Following Is an a Priori Proposition