How were concentration camps similar to extermination camps in nazi germany

The low and midlevel clouds that look like cotton balls are

President of the united states has scheduled a cabinet meeting today to discuss energy policy with specific focus on pollution and global warming. given what you know of the executive branch, which group of attendees would the president most likely expect to provide up-to-date information and expert insight during this meeting?

Who coined the phrase “go west and grow with the country”?