The wedding gown industry in Country X has known little chan

The wedding gown industry in Country X has known little change in fashion over the past twenty years. The only brides interested in new fashions are the ones who have spent a large portion of their lives abroad. Therefore, the change in fashion in wedding gown design in Country X is limited to what is considered fashionable in foreign wedding gown fashion shows.

The conclusion of the argument depends on which of the following assumptions?

A) Brides who have spent a large portion of their lives outside country X have usually developed their tastes for wedding gowns based on wedding gown fashion shows they have seen there.
B) Women who have spent a long time abroad are not up to date about the fashion currently in vogue in their own countries.
C) The ongoing stagnation in the wedding gown fashion in Country X results mainly from a lack of local fashion shows.
D) The slow pace of progress in the fashion of wedding gowns in Country X is closely related to the pace of progress in fashion in general throughout the country.
E) Due to tough economical conditions, local wedding dress designers cannot survive financially, so they relocate to foreign countries.

OA A

Source: Economist Gmat