In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Interestingly, rice hats were used in the old days when ______ were fought _________ and there was ______ of being attacked without _______. Khowpuk or rice cakes made of _______rice, salt and _______ sesame were ______ into hats and left to ________. The ______ of this hat was _________ known to the farmer.