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【单选题】
下列化学反应中，符合下图卡通画情景的是 [     ]
A.
C+2CuO 2Cu+CO 2 ↑
B.
Cu+2AgNO 3 ==Cu(NO 3 ) 2 +2Ag
C.
Fe 2 O 3 +3CO 2Fe+3CO 2
D.
BaCl 2 +Na 2 SO 4 ==BaSO 4 ↓+2NaCl
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