Question

when the economic __________ started people were worried

Answer 1

you posted your question in the wrong subject

Answer 2

i know im late but if any one else has this question

my opinyin is when the economic crash is the answer
because if the answer is crisis the quostion would be more like
in the economic __________ started people were worried

so crises does not sound right, when the economic ___crisis_______ started people were worried

so the correct answer is crashed
when the economic ____crashed______ started people were worried