You would like to understand why some high school students in a private religious school are prone to being cyberbullied. after thoroughly operationalizing the terms, developing well-honed variables, and identifying a sample, you must apply to an institutional review board in order to conduct the research. one of the main concerns is that

One of the main concerns is that "you are dealing with a protected population group".

This protected population groups incorporates individuals who are:  

The IRB must guarantee the examination including these  population groups is moral and lawful.

did mary wollstonecraft believe was a natural ingredient for women’s happiness?

so you should go with

a. strong

first, the romans stayed isolated because they had to defend their own territories from neighboring cities that were harassing them, like the etruscans. second, once the romans managed to defeat their neighbors, and started to expand their territory, they started to build roads and bridges. finally, now that the romans have covered their territory with roads functioning as highways, they could mobilize their legions faster to assemble larger military units in a specific place