Which of the following statements is (are) true?

a. throughout adolescence, physical activity declines among girls but not among boys.
b. inactivity is more prevalent among whites than blacks.
c. daily attendance in physical education classes increased from 25% to 40% between 1990 and 1995.
d. none of the above a. and c.

Astudy that involves interviews of adults is eligible for expedited review. the researcher wants to add an adolescent population (aged 12 to 17) to the study and has designed a parental permission and assent process. no additional changes are planned. which of the following statements about review of the revised protocol is accurate? the research would only be eligible for expedited review if the adolescents are capable of understanding the same consent forms used for the adult population.the research would only be eligible for expedited review if the adolescents have been declared to be emancipated minors.the new research would need full review by a convened irb because children are a protected population.unless the nature of the questions would raise the level of risk to > minimal for adolescents, the research would still qualify for expedited review.

The graph shows excess demand. which needs to happen in order to stop disequilibrium from occurring? q needs to be coordinated with supply. q needs to be coordinated with demand. the price of goods needs to be increased. the price of goods needs to be decreased.

Which principle do modern democracies share with ancient athens? a. all people deserve equal rights. b. there should be no taxation without representation. c. people should vote on all matters that concern them. d. people should have a voice in government.