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.
Decisions that profoundly _________________ not only the present __________________ succeeding generations, should not be taken in a ______________, or through onetime referendums. This is basic political common ________________. But in a voter turnout of 72.2 per cent, 51.9 per cent decided that Britain should exit the European Union (EU). The ___________________ of the Brexit vote are painfully clear.