All of them are correct. So I can tell anyway.
Answer:
lightning and volcanoes started human firea
(B) by determining the central idea of each paragraph
(C) by identifying the most important details used to support the central idea of each paragraph
(E by summarizing the central idea and key details of each paragraph in a single sentence
(F) by finding the common element among the central ideas throughout the text
B. Her own
In Dickinson's poem, she and Death pause at a grave marked as her own because this poem is about how she would handle death upon when she dies.