Why was the United States hesitant to join the war and to defend China?

Synthesizing new ideas from a speaker with what one already knows about the subject to see if the information makes sense is an example of a.questioning and challenging b.identifying differences c. forming a statement d.seeing the boader context

Atype of infrastructure that state governments maintain is schools roads libraries parks

Which suggests the most critical aspect of the peak oil theory? 1) controversy rages over rumors that the fracking lobby in washington has influenced the statistics. 2) supporters and critics argue endlessly over the rate of extraction and shape of the bell curve. 3) saudi arabia will soon have to begin fracking, leading to protests and further destabilization. 4) a new oil discovery means a fresh peak cycle, making that region the target of aggressors.