Hi there! The answer is B. Driest.
The great plains is a region in the centre of the US and is (mostly) located low. It spreads from the northern to southern US, and therefore knows hot and cold places. Most of the Great Plains is a prairie field, and therefore it is a dry area. B. is correct.
<span>Asylees who have applied for asylum defensively </span>are defending themselves from deportation to their home country