Each question is a logical sequence of statements with a missing link, the location of which is shown parenthetically. From the four choices available you are required to choose the one which best fits the sequence logically.
A deliberation is a form of discussion in which two people begin on different sides of an issue. (_______) Then each decides, in the light of the other argument whether to adopt the other position, to change his or her position somewhat, or to maintain the same position. Both sides realize that to modify one’s position is not to lose; the point is to get closer to the truth of the matter.