Allegra tries to lead a healthy life. she maintains a vegetarian diet, avoids fatty foods, and gets a flu shot every year. she tells others that her only vice is smoking. while she knows that she should quit, she believes that her otherwise healthy lifestyle will offset the effects of tobacco. is she right?

Most of the world's booming population growth is occurring in countries that arenot highly industrialized. the high birthrates in these countries often result inlower standards of living. which of the following would be the best solution tothis global economic problem? o a. encouraging developing countries to participate in global tradeob. creating an international seed bank to protect biodiversityoc. forming strict regulations on greenhouse gas emissionso d. establishing international agreements to prevent overfishingis it a b c d