Affiliate Marketing Secrets

A poll regarding religion. Asking students questions such as these:
1. Do you consider yourself affiliated with a particular religion? Do your friends have any religious affiliation?
Have you noticed that your generation is less religious than your parents’ or grandparents’ generations?
Why do you think young people are less religious than in the past?
Do you think young people are expressing their values and morality in other ways, outside of attendance at worship services?
What do you think the decline of religious affiliation among young people means for America?
What kind of sampling method is this? Their population being asked is students ages 13-25