It seems that quite a flourishing business has (3) _____, in which they are stolen from the homes of growers and collectors, then repotted and trimmed by unscrupulous dealers, to be sold on, at good prices, to unsuspectingbuyers.
The Canadian province of British Columbia is rich (A) of minerals and, because over 50 percent of (B) the land is (C) covered with forests, lumbering is its major(D) industry.
The walls (A) around the city of Quebec, which was originally a (B) fort military, still (C) stand, making Quebec (D) the only walled city in North America.