Answer:
It would most likely be the research study.
Explanation:
The study was done with research, while with the people's feelings, that is just an opinion, and the family vacation package is not really a credible source.
I believe the correct answer is letter D: it was a period of renewed religious interest. It began as a protestant movement, but escalated into having Methodist and baptist members also by the turn of the 19th century.
Themes are a message communicated through the action, characters, and setting and morals are a lesson taught threw a character's experiences.