In the question, four
different ways of presenting an idea are given. Choose the one that conforms
most closely to Standard English usage.
1.We are forced to fall back on fatalism as an explanation on
irrational events.
2.We are forced to falling back on the fatalism as an
explanation on irrational events.
3.We are forced to fall back on fatalism as explanations of
irrational events.
4.We are forced to fall back to fatalism as an explanation on
irrational events