Answer:
A. The formation of new political parties
Explanation: Debates over the role of the federal government, such as the constitutionality of the Bank of the United States, reflected one of the clear divisions between the emerging Democratic Party and the Whig Party in the 1820s and 1830s.
<span>Across nearly seven million years, the human brain has tripled in size, with most of this growth occurring in the past two million years.</span>
Answer:
A. The natural environment
Explanation:
