Which pronoun has an unclear antecedent in the following sentences? the sixth-grade students liked volunteering their time to read to the elderly people in the hospital. it made them happy. a. their b. it c. them d. no unclear antecedents

What is the rule relating the ratio of marginal utility to prices of two goods at the optimal choice? explain why, if this rule does not hold, the choice cannot be utility-maximizing.

Select a real-life situation in which a person may face isolation due to a difficult condition, as gregor does after turning into an insect. you may choose a situation from the list below, or use a different one if your teacher agrees with your choice.psychological conditions: dementia, schizophrenia, depression, or post-traumatic stress disorderphysical conditions: paralysis or severe injury, going blind or becoming deaf, or facing an addictionsocial conditions: being wrongly convicted of a serious crime, or moving to a place where some attribute of the person makes others around the person view him or her with contempt or suspicionwhat condition did you choose to compare with gregor's condition?

What is the name of the large desert that runs across north africa