The human body does not constantly lose water through . A. Respiration b. Digestion c. Perspiration d. Urination please select the best answer from the choices provided.

Earth's atmosphere is unique among the planets and is able to support life because it contains a large amount of a) oxygen b) helium c) methane d) carbon dioxide

17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?

What are the two main purposes of edgar allen poe’s, “the masque of the red death? ”