The government’s failing to keep it’s pledges will
mean disaster.
(A) The government’s failing to keep it’s pledges
(B) The governments failing to keep it’s pledges
(C) The government’s failing to keep its pledges
(D) The government failing to keep it’s pledges
(E) The governments failing to keep their pledges
It's C because the sentence refers to a thing not multiple people and it has to say its not it's because it's mean it is so its is posesive and it's is not. It wouldn't make any sense to say the government's failing it is pledges.