When a child wets the bed, a device detects the moisture and activates a vibrator that awakens the child. after a few repetitions, the child learns to wake up as soon as he/she has a sensation of a full bladder. in this procedure, what is the conditioned stimulus?

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; product market;