Answer:
The beginning of the Precambrian period starts with the formation of Earth about 4.5 billion years ago and ends at the first sign of complex life about 540 million years ago. Though the Precambrian Period is often referred to as a period, it's actually the only supereon, which means that it spans multiple eons.
Explanation:
D. Ordinary people could read the Bible, and no longer had to rely on the Church to interpret it for them.
The Compromise of 1850 defused a four-year political confrontation between slave<span> and free states on the status of </span>territories acquired<span> during the </span>Mexican <span>American War.</span>