a) The principle elements that build the results of the solution have to be enumerated to start with along with their full names and contents. The opposite ingredients shall be enumerated following and sorted by pounds in descending order;one. C? s? v?t ch?t, trang thi?t b?, d?ng c?, nguyên li?u s?n xu?t, bao bì ch?a ??ng và ng??i tr?c ti?p s?n