In short paragraph, please identify or define the following persons or terms. 
Please include dates and main influence on Christianity 
1- platonic forms 
2-final cause
3- Plotinus 
4- Divine mind 
5- nominalism 
6- Thomas Aquinas 
7- Augustine of hippo 
8- primary substance 
9- Alselm of canterbury
10- efficient cause 
11- natural theology 
12-potentiality 
13- transubstantiation 
14-cosmological argument 
15- universals