Charlemagne was the first ruler of what empire? a: the Byzantine Empire
b: the Holy Roman Empire
c: the Ottoman Empire
d: the Persian Empire

it is relaxation hope this

first industrial revolution - the first wave of the industrial revolution lasted from the late 1700s to the mid-1800s. it industrialized the manufacture of textiles and began the move of production from homes to factories. steam power and the cotton gin played an important role in this period.

i believe the correct answer is b.

it is based on the same philosophy as health insurance