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.

Anti­apartheid activist Desmond Tutu is even more hard­headed when he says, "In almost .................(1) language, the most difficult words are 'I am sorry’." Mr. Tutu adds that .................(2) reconciliations can only lead to spurious healing. .................(3) him forgiveness is a wager, an ethical wager on the future of .................(4) relationship. This is why the few events of apology which stand up to .................(5) scrutiny deserve to be treasured.