A male manager stands, smiling, as a worker from another unit makes a remark to his female subordinate about her appearance that she considers to be sexually demeaning. This male manager has exhibited .

hostile work environment

Explanation:

hostile work environment refer in which one employee feel uncomfortable or irritated due to other employee behavior and one of most common act is  sexually harassment, gazing, touching,  dirty jokes, negative comments which make other employee uncomfortable. so in this example male manager exhibit hostile work environment.

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.