Is a double-displacement reaction A. 2Li (s) plus ZnSO4 (aq) Li2SO4 (aq) plus Zn (s) B. 2Cu (s) plus O2 (g) 2CuO (s) C. HNO3 (aq) plus KOH (aq) H2O (l) plus KNO3 (aq) D. Fe (s) plus Cu?

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Is a double-displacement reaction A. 2Li (s) plus ZnSO4 (aq) Li2SO4 (aq) plus Zn (s) B. 2Cu (s) plus O2 (g) 2CuO (s) C. HNO3 (aq) plus KOH (aq) H2O (l) plus KNO3 (aq) D. Fe (s) plus Cu?