Answer:
It shows that the amount of people are making him nervous and that he is really scared.
Explanation:
His eyes frightened and his face contoured.
This shows signs of nervousness and fear.
Irony most likely. Obviously you do not need to run from a church that usually is associated with safety and warmth. However the lines makes the church seem suspicious and dangerous as if they wanted to brain wash you into thinking that you did not need to escape, this is ironic because it is the opposite of what you might expect.
If you have a list of prepositions or you know ur prepositions it is very easy.
For example:
The color of the red shirt was fading.
the preposition would be:
The color of the red shirt was fading.
The - adjective
color - noun
of the red shirt - prepositional phrase
was fading - verb
hope this helps :)