Answer:
I think we have to put comma and full stop at right places
My sister Amy, my friend Kyle, and I went to the park.
In what century did dancing [go] on gayly in churches and in cemeteries?
It was between the 19th and 20th centuries (1859-1929 to be specific)
A thesis statement is the main idea. It is not what the story is about. For example: "Simba went to go save his kingdom" The main idea, or the thesis is: Go back for your responsibilities.
Hope this helped!