Please rate the following adjectives using the scale presented below. Use the sample sentence to guide your decision. ++ very positive + positive 0-N neutral/0-A ambiguous - negative -- very negative In this ___________ study, the authors attempt to show that domesticated animals are in some way just as responsible as automobiles for our current CO 2 imbalance. ( ) unusual ( ) small ( ) useful ( ) careful ( ) simple ( ) exploratory ( ) limited ( ) restricted ( ) significant ( ) seminal ( ) traditional ( ) remarkable ( ) ambitious ( ) important ( ) innovative ( ) impressive ( ) complex ( ) preliminary ( ) modest ( ) flawed ( ) interesting ( ) elegant ( ) small scale ( ) unsatisfactory