Which three statements about the european union (eu) are true?.

What did pavlov initially notice about the animals in his original research after conditioning took place?

Aweighted gpa counts more highly

Zachary has been trying to work on an essay for almost three hours, be he can't seem to focus for more than 15 or 20 minutes at a time. what should he do so that the quality of his work doesnt suffer because of poor concentration and lack of energy