A) The cosmological argument is to prove the existence of God. In this type of argument we are looking at cause and not design. This type of argument is an aposteriori argument because it is based upon experience. Thomas Aquinas puts the key ideas into 3 ways. First way is, motion/change. Nothing can move by itself or change itself. The first thing to have moved must have been moved by something else and that thing therefore must be God.
" It is certain and evident to our senses, that in the world some things are in motion. Now whatever moves is moved by another. …
