A researcher wishes to study behavior in a kindergarten classroom. The researcher sends home permission slips to parents informing them of the study being conducted, with a statement asking parents to return a form refusing their child’s participation in the study. The research includes all students in the research for whom parents did not return the refusal form. This is an example of .A) Informed consentB) Active consentC) Passive consentD) Ethical violation

B. Active consent

Explanation: The active consent requires the parent or guardian to signify in writing their permission for their child's to participate in the study.

B) Active consent

Explanation:Active consent is a parental consent in which parents have the right to sign and return a form if they agree to let their children participate in a research.

Active and passive consent methods differ in important ways. A passive consent only a letter is sent to a parent or guardian , this letter explains the type of study that is going to be conducted and a method to retract permission.

In active consent the study is explained and a way to document permission is also given to the parent.

In passive consent permission is assumed as long as the parent didn't do anything or said anything however in active consent a signature is required.

muslims have taken his goods and products to different parts of asia an indonesia. sometimes just traveled and trade, but in other occasions, stayed in the place and made a living.

trade was the key for muslims economies to prosper. their commerce routes reached far places like malaysia and java in the 11th century.

another important factor for prosperity was that muslim states served as the middle point for european traders.

they used to travel by land but sailing the seas -the indian ocean- really increase the exportation of products.