How did social structure lead to discontent in latin america?

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 was the top of the feudal system hierarchy

What us action attempted to halt japanese expansion in the pacific prior to world war ii