This (6) injecting a microchip the size of a (7) of rice into the trunk of each tree. A. requires B. includes C. involves D. reflectsĐoạn văn6/80This (6) _____ injecting a microchip the size of a (7) _____ of rice into the trunk of each tree.requiresincludesinvolvesreflectsGiải thíchĐáp án: C