Professor jacobs conducts a lot of research. he always makes sure that his study records are stored in a locked cabinet inside of a locked office. only he and his lab manager have both keys. which ethical issue does he wish to address through these protective measures?

Confidentiality.

Explanation:

Confidentiality is the ethical issue that he wishes to address through these protective measures. As Professor Jacobs conducts a lot of research he must be careful with the information he possesses. Confidentiality has to be guaranteed to the research subject, especially when there is sensitive information. Professor Jacobs makes sure that the study records are safely locked.

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.

answer; (trauma);