After Eckels steps on a butterfly, it becomes evident that the theme of "A Sound of Thunder" is
a.sometimes the best intensions can lead to disaster
b.the smallest actions may have a drastic effect in the future.
c.in tragedy, it is best to ignore the harshness of realities and just keep busy.
d.the future is not tied to the past, what is in the past stays in the past.
b.the smallest actions may have a drastic effect in the future.