Courtney is desperately sad, has trouble concentrating, and has lost some of her appetite. she has started to skip most of her classes and can’t maintain eye contact with others for long. she calls her college’s mental health line and says, "i’m so worried about my grades that my stomach hurts. i don’t know what to do." based on the text’s continuum from normal behavior to severely disordered behavior, courtney’s status would be considered

answer; /// i believe that the correct answer is (c)

answer; i believe the correct answer is (a) the correlation between the cause variable and outcome variable is zero;

for many centuries there were important factors which the economies of the muslim empires developed increasingly. they applied economic procedures in production, investment, finance, taxation and property. they used to tax certain goods (for example: harvest), they charged interest on money lent, they signed contracts with merchants; they relied on a common currency, and they used checks as well as promissory notes. with the money collected by means of taxation, the government provided the needy with an income. in addition, trading networks covered huge distances, so far regions started to have contact and exchange goods. this trade network covered areas of asia, africa and europe.