stefan18

"Choose the sentence that best combines the original two sentences. There have been great strides in the practical application of quantum physics in the past decade. We are no closer to actually understand-ing it than were the physicists of the 1920s. "

"a.Unless there have been great strides in the practical application of quantum physics in the past few decades, we are no closer to actually understanding it than were the physicists of the 1920s. b.In the past few decades, we are no closer to actually understanding it than were the physicists of the 1920s, until there have been great strides in the practical application of quantum physics. c.Although there have been great strides in the practical application of quantum physics in the past few decades, we are no closer to actually understanding it than were the physicists of the 1920s. d.In the past few decades, if there have been great strides in the practical application of quantum physics we are no closer to actually understanding it than were the physicists of the 1920s."
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aditii
"The subordinator although shows a logical contrasting relationship between subordi-nate and main clause. The other choices do not make sense"
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duurga
"c. The subordinator although shows a logical contrasting relationship between subordi-nate and main clause. The other choices do not make sense"
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