How many causes are there of the Universe

A.- Three - The efficient , the material and the common. The efficient cause is the one by whose directed activity a thing is made, and by the absence of whose directed activity nothing is made. It does not change itself, though it works changes in other things. The material cause is one without which nothing can be made. It undergoes changes, is made and un-made.
The common cause is one that is an instrument in the making of a thing, and is common to many things. The efficient cause is of two kinds:-
The Primary efficient cause is the Supreme Spirit - the Governor

Source - Light of truth