How did the neolithic revolution contribute to the rise of early river valley civilizations?

a.
it forced human societies to band together to protect themselves from warlike civilizations.

b.
it led to the creation of permanent farming communities that grew into the first civilizations.

c.
it allowed civilizations to move around more easily to adjust to changing climate conditions.

d.
it prevented civilizations from treating people unfairly based on their class, religion, or gender.

Where did washington’s army spend a harsh and difficult winter in 1777–1778?

Why would the rumor of a government contract change the value of this companys stock

What is the main difference between primary and secondary sources? a. primary sources are historical documents, and secondary sources are modern-day documents. b. primary sources are derived from museums and archives, and secondary sources are created by history students and academics. c. primary sources are found in ancient places with a rich history, and secondary sources are found in historical journals and blogs. d. primary sources are created during a particular historical era, and secondary sources are created by studying primary sources.