45. Avarice has been the downfall of American corporations "Avarice" means______ (A) lackofforesight. (B) greed. (C) ineptness. (D) stupidity. (E) smart.

44. If all the rainforests were ruthlessly destroyed, there would be nearly 40% less oxygen in the atmosphere, which means that the CO2 levels would increase much higher and thus the inhabitants on the planet would be endangered. "Ruthlessly" means_________. (A) mercilessly. (B) privately. (C) artfully. (D) gradually. (E) quickly.