In this quotation Winston Churchill is expressing reproach with the use of the word dishonor in regards to whoever he believes acted dishonorably. The word reproach means to address someone in a way that expresses disapproval or disappointment (in this case it is disappointment or disapproval in the other parties actions which he has labeled "dishonorable."
I think that it is c. because it makes the most sense.
<span>Sam Houston's second term lasted from 1841-1844. Early in his term, he tried to reinterest the United States in annexation, as the annexation had been dropped in the past. Texas legally joined the United States in December 29, 1845.</span>