The word “fly” is very cleverly used in the poem “I Heard a Fly Buzz —When I Died”. What are the connotative meanings of it?
选项：

A:It suggests that the bustle of life is followed by the silent journey of death.;
B:It refers to that insect. Before death, the “fly” was buzzing around, “I” hear it.;
C:It implies that death is not that important. “I” take a peaceful attitude towards death.;
D: It may indicate “free flying”. After death, it may lead “me” to go farther into the space of the forever: “I” am flying.