Among the factors the Attorney General will consider in making determinations with respect to the submitted changes affecting voting are the following:
(a) The extent to which a reasonable and legitimate justification for the change exists;
(b) The extent to which the jurisdiction followed objective guidelines and fair and conventional procedures in adopting the change;
(c) The extent to which the jurisdiction afforded members of racial and language minority groups an opportunity to participate in the decision to make the change;
(d) The extent to which the jurisdiction took the concerns of members of racial and language minority groups into account in making the change; and