When we are trying to form an impression of others, there are a variety of factors that influence the social perception. 1.does physical attractiveness really matter? 2. is first impression the last impression? first impressions, are they always correct? 3.what are the other factors besides physical attractiveness that play a role in forming impressions?

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.

could you go a bit more in depth with you question? it's quite hard to understand. as soon as you do that i will be glad to : )

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .

answer; a cost benefit analysis;