need your help here

Look up the information for as many of these sources aspossible and write the works cited entry for each one. (you may make up dates and editions where necessary for the purposes of this exercise.)1. mark twain’s  the mysterious stranger2. a dictionary entry for the word  castigation  from  merriam-webster  (any edition)3. an article in  cosmopolitan  magazine by jennifer grant called “all you need to know”4. an encyclopedia entry for the name “geraldine ferraro” from  world book encyclopedia5. a website article titled “welcome to oz” with no listed author or publisher and no corporate affiliation

How can you sit there calmly eating muffins when we are in this horrible trouble i cant make out you seen to me to be perfectly heartless who said this quote

What is a mechanism by which organisms maintain homeostasis when the level of one substance influences the level of another substance or the activity of an organ.