In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.
......(1)......being an intangible idea, the nation is quite real because it is a shared idea. ......(2)......of nationhood are important for this sharing to be reliably reproduced, which is why we have familiar ......(3)......to memory like maps, flags, or the figure of Mother India. National symbols are extremely powerful ......(4)......they connect to compressed reservoirs of intense ......(5).......