The stock market collapse of 1929 had far reaching consequences for the national economy, causing a nationwide collapse in home values, putting millions out of work, and by erasing the investment savings of one fifth of the population.
A. and by erasing
B. and erasing
C. and having erased
D. and erased
E. by erasing
we have a list here so the last item needs and "and"
erasing is parallel to the rest of the list -
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