All of the following are indicators of low social welfare except
a. high infectious disease rates
b. inadequate sewer systems
c. high literacy rates
d. large numbers of child laborers

Which of the following statements most accurately describes the requirement for the documentation of minors’ assent to participate in research? parents must approve written documentation.documentation is required unless waived by an irb.to protect minors documentation is always required.federal regulations do not require the documentation of minors’ assent.

How did dynasties end and how did new ones start?

Nami conducts an investigation on plants. she places a grow light on a timer to give the plants different amounts of light to see if this would affect their growth. in this investigation, the amount of light is the .