The two Germans who developed the economic and political philosophy known as communism are "<span>Marx and Engels", although these ideas quickly spread to Russia, which launched the Revolution of 1917. </span>
The correct answer is B) Burnside's.
General Burnside's forces met Lee’s army at Fredericksburg.
One of the largest battles of the Civil War was fought if Fredericksburg.
The Battle of Fredericksburg was fought on December 13, 1862. On November 7, 1862, President Abraham Lincoln removed General George B. McClennan and named Ambrose Burnside the new Union General of the Army of the Potomac. He immediately commanded his forces and advanced to Richmond, the capital of the Confederate states to meet General Robert Lee's soldiers.
People started to use the Silk Road before the period of Renaissance for an exchange of ideas and technology.
<h3>What is the significance of Silk Road?</h3>
Silk Road was an important trade route that connected Southeast Asia, especially India and China, with Europe and the Middle East. It was used for trade of technologies and also for commute by some people.
Hence, option B holds true regarding the use of Silk Road.
Learn more about the Silk Road here:
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Answer:
The use of the abacus was expanded and refined.
Explanation:
The abacus was invented during the Yuan Dynasty which lasted between 1206AD till 1368AD and then it was expanded and refined by the Ming Dynasty (1368AD-1644AD).
There have been archaeological proof of this as the writings of Tao Zongyi describes in his book that the new servants, unlike the older and more experienced ones were "just like abacus heads" and that they would not move unless they were made to move. This bears credence to the fact that the abacus was already widely used then.
An abacus was used to count numbers.