The correct answers are B. A two-miles wide demilitarized zone was created, and C. North and South Korea remained divided at the 38th parallel.
Step-by-step explanation
The Korean War was an armed conflict that occurred during the Cold War, exactly between 1950 and 1953 in which the forces of the Democratic People's Republic of Korea (better known as North Korea) and the Republic of Korea ( better known as South Korea) in which they disputed the territory of the Korean peninsula located at the eastern end of the Asian continent. As in most of the confrontations that occurred during the Cold War, there was support from the powerful countries of the moment, that is, the Soviet Union, which supported North Korea, while the United States supported South Korea.
The end of this war was on July 27, 1953, with the signing of an armistice in which some conditions were established such as the end of hostilities between the two countries, establishing a demilitarized zone between the territory of both Koreas of two miles of width taking as reference the parallel 38 north, which would be taken as the border between both countries. Therefore, the correct answers are B. A two-miles wide demilitarized zone was created, and C. North and South Korea remained divided at the 38th parallel.