On my homework sheet there are a list of things i have to fill out. one just plainly states mesopotamia plain. does anyone know 1. is there a plain in mesopotamia and 2. what is the name of the plain in mesopotamia?

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.