Which of the following statement best describes the difference between a trade surplus and a trade deficit? . a. a trade surplus is when a country exports more than it imports, while a trade deficit happens when imports exceed exports. b. a trade surplus is when a country imports more than it exports, while a trade deficit happens when exports exceed imports. c. a trade surplus is when a country produces more than it consumes, while a trade deficit happens when consumption exceeds production. d. a trade deficit is when a country loses money on products it makes, while a trade surplus happens when production leads to profits.