Which choice best introduces the passage?
programs instituted by president franklin delano
roosevelt during the great depression continue
to benefit americans to this day.
in the middle of the san francisco bay sits a 400-
acre island that, 80 years ago, did not exist.
in the wake of the great depression. san
francisco's leaders came to a crucial decision
about presenting the city's technological
innovations.
the world's fairs had a significant impact on
culture and technology sharing in the 20th
century.