Question

historical texts — instruction — level c
city was
t the government
h water. what if
d tubs and no
er! officials
st. so, in 1941, the
to expand the citys
fill in the blank to complete the sentence.
in 1941, the government decided to
expand new york citys water supply.
this was because they were worried
that the water
was too dirty
would cost a lot
might run out

Explanation:

Expanding a water supply is a common response to concerns that the existing supply will not be sufficient for the population, rather than concerns about dirtiness (which would call for treatment, not expansion) or cost (expansion would increase cost, not address cost worries).

Answer:

might run out