How were the policies of and support for mexican leaders porfirio díaz and lázaro cárdenas different?

The united states constitution gives the the power to regulate interstate commerce.

Heidi is a student of psychology at the university of arizona. she is currently involved in a research project to test the effects of sexual dominance on motherhood. heidi is most likely applying which psychological approach? humanism feminism behaviorism structuralism

Which choice best describes the general trend for the countries shown, for the period 2008 - 2010?