Is anyone in 7th grade with social studies

Whether or not a given study has the possibility of causing harm to participants:

Asociologist wants to study a culture that occurs in some women’s prisons: “state families,” in which individual prisoners take on certain roles within a group of like-minded prisoners. there is previous evidence that younger prisoners will use older inmates who play the roles of grandparents as a resource before they will turn to staff for and advice. the lieutenant in charge of a dorm of long-term prisoners offers to gather volunteers to speak to the researcher and also offers to vouch for the integrity of the researcher. the use of this staff is: a valid use of a statistical technique referred to “snowball sampling” wherein the inclusion of the first subject leads to the recruitment of another one subject. a useful tactic in obtaining a sample of prisoners who both meet the criteria and who will be honest with the researcher. wrong and is prohibited; subject selection needs to be free from intervention by prison authorities or prisoners. acceptable only when the researcher’s irb grants a special waiver.

Which best describes california population when it became a state in 1850? a. because of the gold rush attracting settlers all over the world california population diverse. bcalifornia had banned foreign immigrants at the start of the gold rush. so, the states population was made up of entirely of americans from other parts of the country. c california had a large african population because many southern planters had moved their enslaved africans to start large farms. d the indian removal act had led to the relocation of thousands of eastern native americans to california. as, a result the majority of californias population was native american