How do u learn for an exams if there are noise in ur house

Which of the following quotations best explains why roosevelt believes he was elected? a ) “to raise the values of agricultural products b ) “ our greatest primary task is to put people to work c ) “this nation asks for action, and action now” d ) “the clean satisfaction that comes from the stern performance of ”

The excerpt above is from page 21 of harry potter and the sorcerers stone by j.k rowling. which passage represents a

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.