mvictor wrote:
ChiGMAT wrote:
Although the initial setup of generators and a power grid by Edison and JP Morgan was rather costly, the electrification of lighting in lower Manhattan doubled work efficiency when the energy costs were cut in half.
parallelism & time sequencing is tested by this sentence
(A) the electrification of lighting in lower Manhattan doubled work efficiency when the energy costs were cut in half
doubled while cutting energy costs - more appropriate & parallel
(B) the electrification
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