Which of these phrases best describes a uniting principle of the progressive era?

Which term best describes the progressive era

What was the most important consequence of the large-scale ecological changes in africa two hundred thousand years ago?

Which purposes of the constitution are found in the preamble? select the six correct answers. to provide for the common defense to form a more perfect union to promote the general welfare to secure the blessings of liberty to declare independence from britain to establish justice to ensure domestic tranquility