Give what was the earliest type of polyphony that developed by adding another vocal line to plainchant? organum motet imitative madrigal

The answer is organum. ---hope this helped

He opposed the ideas of the enlightenment and liberal changes his entire life.

The transcontinental railroad provided a means of fast transportation. it cut a 6 month trip into 6 days, created jobs for many people and encouraged immigration. the homestead act played a huge role in western expansion; it allowed settlers to begin a fresh start, and gave them land in exchange for their residence for up to five years and a small fee.