Which of the following is insoluble in water [MP PET 2002]

• A. \[N{{a}_{2}}C{{O}_{3}}\]
• B. \[CaC{{O}_{3}}\]
• C. \[ZnC{{O}_{3}}\]
• D. \[A{{l}_{2}}{{(C{{O}_{3}})}_{3}}\]