When juan was a child, he was attacked by a swarm of bees in his back yard. now every time he hears the sound of bees, he immediately becomes frightened. this is an example of: ?

This is an example of "Classical conditioning".

The term Classical conditioning is used for a learning process which refers to automatic reactions that are generated from encounters that happen before a reaction. Classical conditioning happens when someone figures out how to relate two distinct stimuli and in that no conduct is included. 

because he was a christian?

b. the american revolution