1. It is not mere fiction that a dolphin can carry on two conversations simultaneously, one by whistling and the other by making clicking sounds; in fact, the phenomenon is not even _______.   explicable   uncommon   pragmatic   substantiated   true   Hint Hint       2. Wisdom is the mark of the sage; similarly, _______ is the mark of the _______.   credulity..skeptic   torpor..zealot   temerity..coward   munificence..curmudgeon   disloyalty..renegade   Hint       3. Scientific experiments demonstrate that the ready availability of food and the lack of stimulation over a prolonged period of time can lead to even predators transforming into _______ creatures.   carnivorous   frantic   placid   caustic   agrarian   Hint       4. Although David was severely critical of his wife, he did not dare treat her with _______.   insularity   sarcasm   mendacity   contempt   superciliousness   Hint       5. Having definite information about drugs being smuggled in, the customs officials decided to switch from a _______ examination of the passenger baggage to a rigorous inspection.   inchoate   meticulous   cursory   specious   mellifluous   Hint       6. The imposition of heavy taxes on industries that emit toxic substances into the environment could prove to be an effective _______ to maintaining a clean, green earth.   appellation   deterrent   incentive   apparition   abeyance   Hint       7. Many business schools are avoiding an _______ narrow management curriculum because a good manager in today's competitive economic conditions must be well-versed in diverse aspects such as finance, marketing, operations and technology.   inadvertently   endemic   unwittingly   overly   ambiguous   Hint