<span>(a) stability of elements on either side of an imaginary vertical line
(b) recognizable arrangement of elements based of their proportions
(c) systematic arrangement of elements based on their size.</span><span />
The choices can be found elsewhere and as follows:
A) emotional impact
<span>B) aesthetic appeal </span>
<span>C) light and shadow
</span>
I believe the correct answer is option A. The <span>aspect of baroque art that was best employed by the Counter-Reformation of the Roman Catholic Church would be the emotional impact.</span>