Yup is the is the right answer
in that paragraph, the expression Mounting evidence could be a bit confusing, but it indicates that there's been reaserch about it before, and that it all points in the same direction, the more research proving the same point means the data is convincing. The answer is D.
<span>Average farmers such as Nathaniel Cole halted their livelihood to witness George Whitfield speak because they believed that the spirit of God was within him and that he was powerful due to this, as stories of many people converting to Christianity were being passed around.</span>