Select the two best answers from "the oasis: africa" that support the central idea that nature can be severe and unkind. question 7 options: "sweating in the heat, we had lost the whole day, dreading to be buried alive in the drifting sand." "besides, the infidel was known to carry money, a sum that camp-fire talk had inflated to large proportions." "sand in the scanty food, sand in the brackish water--water that was drunk lukewarm from a clammy, loathsome water skin." "lulled by the soft music of the brook, in infinite content, i sank back on to the soft carpets, and was soon in a dreamless slumber."