<span>Testing for intelligence at multiple ages at one point in time is cross-sectional research. The goal of this type of research is to provide data on the whole population under study. This type of study is less costly than other forms of study.</span>
Answer:
Beneficence.
Explanation:
Principle of beneficence can be defined as a moral obligation of researchers, physicians or scientists to act in a way that is beneficial to others, prevent and remove conditions that could be harmful, and rescue individuals that are in danger.
This ultimately implies that, the principle of beneficence is an ethical or moral rule that is mainly focused on promoting actions that are good and beneficial to others while limiting any potential for harm.
Hence, the principle of beneficence means that researchers should attempt to maximize the benefits of participation and take steps to identify and limit the potential for harm
Answer:
How economic, social and political factors affect the quality of life of children
Explanation: