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Which are TRUE about organic compounds? I. organic compounds contain calcium II. organic compounds contain carbon III. organic compounds can be produced by

living organisms IV. organic compounds can be produced artificially
a. I, II and III only
c. II and III only
b. I and III only
d. II, III and IV only



my answer is letter d because all organic compounds should have carbon in it and organisms are producing organic compounds then organic compounds can be also produced articially
1 1 1
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