Southern states voted Republican
For over a century the South was solidly Democrat. Eisenhower was the first presidential candidate to get overwhelming southern support moving many states from Democratic holds to Republican states. The South would continue to move to the Republican Party typically over the issue of civil rights and anti-liberal reform.
In addition to the archaeological legacy discussed above, there remains from this period the earliest literary record of Indian culture, the Vedas. Composed in archaic, or Vedic, Sanskrit, generally dated between 1500 and 800 BCE, and transmitted orally, the Vedas comprise four major texts—the Rig-, the Sama-, the Yajur-, and the Atharvaveda. Of these, the Rigveda is believed to be the earliest. The texts consist of hymns, charms, spells, and ritual observations current among the Indo-European-speaking people known as Aryans (from Sanskrit arya, “noble”), who presumably entered India from the Iranian regions.
I think the final version of the US Constitution created a political system that gave just enough power to the central government. I also think the Great Compromise created a functional and fair representative congress.
The document signed by England that gave up the American colonies was the Treaty of Paris.
Cattle links the Indus and Aryan civilization and modern India because all three populations held a special regard for cattle. The correct answer is D.