Answer:
It established communication throughout the Persian Empire
Explanation:
The Royal Road was an antiquated interstate rearranged and reconstructed by the Persian lord Darius the Great (Darius I) of the first (Achaemenid) Persian Empire in the fifth century BCE. Darius fabricated the street to encourage fast correspondence all through his enormous domain from Susa to Sardis.
Royal road established communication throughout the Persian Empire.
The correct answer is the Battle of Antietam.
The Battle of Antietam was the bloodiest battle in the Civil War. Roughly 22,000 were killed. However, this battle gave the Union a victory in terms of strategic location. This "victory" gave Lincoln the confidence to issue the Emancipation Proclamation. The Emancipation Proclamation stated that slaves "in all rebellious states" (meaning the Confederacy). This did not sit well with the Confederates and practically all the states ignored it since they considered themselves part of another country anyways.
The Declaration of Rights and Grievances was passed at the Stamp Act Congress which prohibited the purchase of English-made goods in the colonies. This made taxes imposed on British colonists without their formal consent unconstitutional. There were several points which the Declaration of Rights and Grievances contained, so that the colonists had similar rights to Englishmen.
The correct answer to this open question is the following.
Although there are no options attached we can say the following.
The decimal system and the development of the concept of zero are considered the greatest advancements of Indian mathematicians because thos concepts came to give mathematics a whole different meaning and a series of new possibilities to be applied in the field of mathematics with practical applications such as the numeral system, mathematical operations, measures, trade, among others.
Thousands of years before the Europeans could use it, the Indians had already discovered the zero and the decimals. This shows the intelligence and focus of the people in India. These concepts spread all over the Middle East and China before arriving in Europe.
The number system in India can be traced back to the sacred book called "The Vedas," approximately in 1200 BC.
