C. hunting plants and animals became the source of food.
<span>Daniel Burnham was a leading architect and city planner during the early 1900s. One of his most famous buildings is the Flatiron Building in New York City.</span>
The armistice is however only a cease-fire between military forces, rather than an agreement between governments. No peace treaty was signed which means that the Korean War has not officially ended. The armistice established the Military Demarcation Line (MDL) and the DMZ.