Expanding our schema of a particular group, such as by viewing people from different races or genders as sharing similar qualities, is a strategy called .

You can drink laxative, or  do this exercise when you are sitting in the bathroom on the toilet. to relieve  constipation  fast or in about 1 minute, pinch your nose after your usual exhalation. start holding your breath. but do not mouth breath during this just hold your breath. 

The correct answer is "economic models  must incorporate all aspects of the economy if they are to be useful".

The correct answers are1) d2) d3) d4) b