The ruling party stood (a)/ for implementation of the bill (b)/ and was ready to stake their political existence.(c)/ No error (d)

Read each sentence to find out whether there is any error in it. The error, if ant, will be in one there is no error, mark 'e' as your answer. Despite of their best efforts (a)/ they failed to ratain (b)/ the contract due to (c)/ unwanted political interference. (d)/ No error (e).