And what? What is the question?
Began with a peace agreement, the Paris Peace Accords, signed by the United States and South Vietnam on one side of the Vietnam War and communist North Vietnam and the insurgent Viet Cong on the other. Although honored in some respects, the peace agreement was violated by both North and South Vietnam as the struggle for power and control of territory in South Vietnam continued. North Vietnam released all American prisoners of war and the United States completed its military withdrawal from South Vietnam.
You need to read your texts and fill in the chart
The answer in here is the system of numerals. Gupta mathematicians developed the concept of zero and also<span> developed the </span>decimal system<span>. They also created a number writing system.</span><span>This system became known as </span>Arabic Numerals<span>, but is really a Gupta achievement.</span>