The central ideas of the text can be seen in the first two answer options, which show: "Housing facilities at Minidoka were inadequate because the camp was overcrowded," and "The US Army and the War Relocation Authority disagreed over the number of evacuees to be moved into the camp."
The central idea is only identified through text interpretation, where the reader must use his comprehension skills and be able to visualize the main subject of the text he is reading.
More information about the central idea is in the link:
https://brainly.com/question/1914191